| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefixes=X86,X86-NOSSE |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefixes=X86,X86-SSE1 |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=X86,X86-SSE2 |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefixes=X86,X86-SSE41 |
| |
| ; This tests codegen time inlining/optimization of memcmp |
| ; rdar://6480398 |
| |
| @.str = private constant [513 x i8] c"01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901\00", align 1 |
| |
| declare dso_local i32 @memcmp(ptr, ptr, i32) |
| |
| define i32 @length0(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length0: |
| ; X86: # %bb.0: |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 0) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length0_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length0_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movb $1, %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 0) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length0_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length0_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 0) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length2(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: movzwl %cx, %eax |
| ; X86-NEXT: movzwl %dx, %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 2) nounwind |
| ret i32 %m |
| } |
| |
| define i32 @length2_const(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 2) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length2_gt_const(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_gt_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 2) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: cmpw (%eax), %cx |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 2) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: movzwl %cx, %eax |
| ; X86-NEXT: movzwl %dx, %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 2) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_gt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %cx, %ecx |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: subl %eax, %ecx |
| ; X86-NEXT: testl %ecx, %ecx |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 2) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length2_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: cmpl $12849, %eax # imm = 0x3231 |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 2) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq_nobuiltin_attr(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length2_eq_nobuiltin_attr: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $2 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 2) nounwind nobuiltin |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length3(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length3: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: movzwl (%ecx), %esi |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: rolw $8, %si |
| ; X86-NEXT: cmpw %si, %dx |
| ; X86-NEXT: jne .LBB11_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 2(%eax), %eax |
| ; X86-NEXT: movzbl 2(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; X86-NEXT: .LBB11_3: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpw %si, %dx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 3) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length3_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length3_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %edx |
| ; X86-NEXT: xorw (%eax), %dx |
| ; X86-NEXT: movzbl 2(%ecx), %ecx |
| ; X86-NEXT: xorb 2(%eax), %cl |
| ; X86-NEXT: movzbl %cl, %eax |
| ; X86-NEXT: orw %dx, %ax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 3) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length4(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length4: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: seta %al |
| ; X86-NEXT: sbbl $0, %eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 4) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length4_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length4_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: cmpl (%eax), %ecx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 4) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length4_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %eax |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %eax |
| ; X86-NEXT: cmpl %eax, %ecx |
| ; X86-NEXT: setb %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 4) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_gt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length4_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %eax |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %eax |
| ; X86-NEXT: cmpl %eax, %ecx |
| ; X86-NEXT: seta %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 4) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length4_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: cmpl $875770417, (%eax) # imm = 0x34333231 |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 4) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length5(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length5: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: movl (%ecx), %esi |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: bswapl %esi |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: jne .LBB18_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 4(%eax), %eax |
| ; X86-NEXT: movzbl 4(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; X86-NEXT: .LBB18_3: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 5) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length5_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length5_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: movzbl 4(%ecx), %ecx |
| ; X86-NEXT: xorb 4(%eax), %cl |
| ; X86-NEXT: movzbl %cl, %eax |
| ; X86-NEXT: orl %edx, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 5) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length5_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length5_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: movl (%ecx), %esi |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: bswapl %esi |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: jne .LBB20_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 4(%eax), %eax |
| ; X86-NEXT: movzbl 4(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: jmp .LBB20_2 |
| ; X86-NEXT: .LBB20_3: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: .LBB20_2: # %endblock |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 5) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length7(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length7: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB21_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 3(%esi), %ecx |
| ; X86-NEXT: movl 3(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB21_3 |
| ; X86-NEXT: .LBB21_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: .LBB21_3: # %endblock |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 7) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length7_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length7_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB22_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 3(%esi), %ecx |
| ; X86-NEXT: movl 3(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB22_3 |
| ; X86-NEXT: .LBB22_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: .LBB22_3: # %endblock |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 7) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length7_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length7_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: movl 3(%ecx), %ecx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: xorl 3(%eax), %ecx |
| ; X86-NEXT: orl %edx, %ecx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 7) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length8(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length8: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB24_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 4(%esi), %ecx |
| ; X86-NEXT: movl 4(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB24_3 |
| ; X86-NEXT: .LBB24_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: sbbl %eax, %eax |
| ; X86-NEXT: orl $1, %eax |
| ; X86-NEXT: .LBB24_3: # %endblock |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 8) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length8_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length8_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: movl 4(%ecx), %ecx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: xorl 4(%eax), %ecx |
| ; X86-NEXT: orl %edx, %ecx |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 8) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length8_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length8_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $858927408, %ecx # imm = 0x33323130 |
| ; X86-NEXT: xorl (%eax), %ecx |
| ; X86-NEXT: movl $926299444, %edx # imm = 0x37363534 |
| ; X86-NEXT: xorl 4(%eax), %edx |
| ; X86-NEXT: orl %ecx, %edx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 8) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length9_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length9_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $9 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 9) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length10_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length10_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $10 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 10) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length11_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length11_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $11 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 11) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length12_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length12_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $12 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 12) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length12(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length12: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $12 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 12) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length13_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length13_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $13 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 13) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length14_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length14_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $14 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 14) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length15(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length15: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 15) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length15_lt(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length15_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 15) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length15_const(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length15_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl $.L.str+1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 15) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length15_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length15_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 15) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length15_gt_const(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length15_gt_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl $.L.str+1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr getelementptr inbounds ([513 x i8], ptr @.str, i32 0, i32 1), i32 15) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; PR33329 - https://bugs.llvm.org/show_bug.cgi?id=33329 |
| |
| define i32 @length16(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length16: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 16) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length16_eq(ptr %x, ptr %y) nounwind { |
| ; X86-NOSSE-LABEL: length16_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $16 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length16_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $16 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length16_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm1 |
| ; X86-SSE2-NEXT: pmovmskb %xmm1, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length16_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm1 |
| ; X86-SSE41-NEXT: ptest %xmm1, %xmm1 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 16) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length16_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 16) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length16_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 16) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_eq_const(ptr %X) nounwind { |
| ; X86-NOSSE-LABEL: length16_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $16 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length16_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $16 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length16_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length16_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 16) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; PR33914 - https://bugs.llvm.org/show_bug.cgi?id=33914 |
| |
| define i32 @length24(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length24: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 24) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length24_eq(ptr %x, ptr %y) nounwind { |
| ; X86-NOSSE-LABEL: length24_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $24 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length24_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $24 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length24_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 8(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 8(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length24_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 8(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 8(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 24) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length24_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 24) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length24_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 24) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_eq_const(ptr %X) nounwind { |
| ; X86-NOSSE-LABEL: length24_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $24 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length24_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $24 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length24_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 8(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length24_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 8(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 24) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length31(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length31: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 31) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length31_eq(ptr %x, ptr %y) nounwind { |
| ; X86-NOSSE-LABEL: length31_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 31) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length31_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 31) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length31_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 31) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_eq_prefer128(ptr %x, ptr %y) nounwind "prefer-vector-width"="128" { |
| ; X86-NOSSE-LABEL: length31_eq_prefer128: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq_prefer128: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq_prefer128: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq_prefer128: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 31) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_eq_const(ptr %X) nounwind { |
| ; X86-NOSSE-LABEL: length31_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 31) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length32(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length32: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 32) nounwind |
| ret i32 %m |
| } |
| |
| ; PR33325 - https://bugs.llvm.org/show_bug.cgi?id=33325 |
| |
| define i1 @length32_eq(ptr %x, ptr %y) nounwind { |
| ; X86-NOSSE-LABEL: length32_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 32) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length32_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 32) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length32_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 32) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_eq_prefer128(ptr %x, ptr %y) nounwind "prefer-vector-width"="128" { |
| ; X86-NOSSE-LABEL: length32_eq_prefer128: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq_prefer128: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq_prefer128: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq_prefer128: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 32) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_eq_const(ptr %X) nounwind { |
| ; X86-NOSSE-LABEL: length32_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $12, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $12, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 32) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length48(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length48: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 48) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length48_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length48_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 48) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length48_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 48) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length48_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 48) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_eq_prefer128(ptr %x, ptr %y) nounwind "prefer-vector-width"="128" { |
| ; X86-LABEL: length48_eq_prefer128: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 48) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length48_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 48) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length63(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length63: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 63) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length63_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length63_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 63) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length63_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 63) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length63_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 63) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length63_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 63) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length64(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length64: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 64) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length64_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length64_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 64) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length64_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 64) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length64_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 64) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length64_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 64) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length96(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length96: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 96) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length96_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length96_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 96) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length96_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 96) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length96_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 96) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length96_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 96) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length127(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length127: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 127) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length127_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length127_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 127) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length127_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 127) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length127_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 127) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length127_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 127) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length128(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length128: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 128) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length128_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length128_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 128) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length128_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 128) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length128_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 128) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length128_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 128) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length192(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length192: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 192) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length192_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length192_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 192) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length192_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 192) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length192_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 192) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length192_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 192) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length255(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length255: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 255) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length255_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length255_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 255) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length255_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 255) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length255_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 255) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length255_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 255) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length256(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length256: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 256) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length256_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length256_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 256) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length256_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 256) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length256_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 256) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length256_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 256) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length384(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length384: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 384) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length384_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length384_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 384) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length384_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 384) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length384_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 384) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length384_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 384) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length511(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length511: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 511) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length511_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length511_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 511) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length511_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 511) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length511_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 511) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length511_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 511) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length512(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: length512: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 512) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length512_eq(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length512_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 512) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_lt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length512_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 512) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_gt(ptr %x, ptr %y) nounwind { |
| ; X86-LABEL: length512_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| %call = tail call i32 @memcmp(ptr %x, ptr %y, i32 512) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_eq_const(ptr %X) nounwind { |
| ; X86-LABEL: length512_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr @.str, i32 512) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; This checks that we do not do stupid things with huge sizes. |
| define i32 @huge_length(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: huge_length: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $-1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 9223372036854775807) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @huge_length_eq(ptr %X, ptr %Y) nounwind { |
| ; X86-LABEL: huge_length_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $-1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 9223372036854775807) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; This checks non-constant sizes. |
| define i32 @nonconst_length(ptr %X, ptr %Y, i32 %size) nounwind { |
| ; X86-LABEL: nonconst_length: |
| ; X86: # %bb.0: |
| ; X86-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 %size) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @nonconst_length_eq(ptr %X, ptr %Y, i32 %size) nounwind { |
| ; X86-LABEL: nonconst_length_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $12, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| %m = tail call i32 @memcmp(ptr %X, ptr %Y, i32 %size) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |