| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ndd -verify-machineinstrs | FileCheck %s |
| |
| define i8 @inc8r(i8 noundef %a) { |
| ; CHECK-LABEL: inc8r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incb %dil, %al |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = add i8 %a, 1 |
| ret i8 %inc |
| } |
| |
| define i16 @inc16r(i16 noundef %a) { |
| ; CHECK-LABEL: inc16r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incl %edi, %eax |
| ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = add i16 %a, 1 |
| ret i16 %inc |
| } |
| |
| define i32 @inc32r(i32 noundef %a) { |
| ; CHECK-LABEL: inc32r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incl %edi, %eax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = add i32 %a, 1 |
| ret i32 %inc |
| } |
| |
| define i64 @inc64r(i64 noundef %a) { |
| ; CHECK-LABEL: inc64r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incq %rdi, %rax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = add i64 %a, 1 |
| ret i64 %inc |
| } |
| |
| define i8 @inc8m(ptr %ptr) { |
| ; CHECK-LABEL: inc8m: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incb (%rdi), %al |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i8, ptr %ptr |
| %inc = add i8 %a, 1 |
| ret i8 %inc |
| } |
| |
| define i16 @inc16m(ptr %ptr) { |
| ; CHECK-LABEL: inc16m: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: movzwl (%rdi), %eax |
| ; CHECK-NEXT: incl %eax |
| ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i16, ptr %ptr |
| %inc = add i16 %a, 1 |
| ret i16 %inc |
| } |
| |
| define i32 @inc32m(ptr %ptr) { |
| ; CHECK-LABEL: inc32m: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incl (%rdi), %eax |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i32, ptr %ptr |
| %inc = add i32 %a, 1 |
| ret i32 %inc |
| } |
| |
| define i64 @inc64m(ptr %ptr) { |
| ; CHECK-LABEL: inc64m: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incq (%rdi), %rax |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i64, ptr %ptr |
| %inc = add i64 %a, 1 |
| ret i64 %inc |
| } |
| |
| define i8 @uinc8r(i8 noundef %a) { |
| ; CHECK-LABEL: uinc8r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incb %dil, %al |
| ; CHECK-NEXT: movzbl %al, %eax |
| ; CHECK-NEXT: movl $255, %ecx |
| ; CHECK-NEXT: cmovel %ecx, %eax |
| ; CHECK-NEXT: # kill: def $al killed $al killed $eax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = call i8 @llvm.uadd.sat.i8(i8 %a, i8 1) |
| ret i8 %inc |
| } |
| |
| define i16 @uinc16r(i16 noundef %a) { |
| ; CHECK-LABEL: uinc16r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incw %di, %ax |
| ; CHECK-NEXT: movl $65535, %ecx # imm = 0xFFFF |
| ; CHECK-NEXT: cmovel %ecx, %eax |
| ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = call i16 @llvm.uadd.sat.i16(i16 %a, i16 1) |
| ret i16 %inc |
| } |
| |
| define i32 @uinc32r(i32 noundef %a) { |
| ; CHECK-LABEL: uinc32r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incl %edi, %eax |
| ; CHECK-NEXT: movl $-1, %ecx |
| ; CHECK-NEXT: cmovel %ecx, %eax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = call i32 @llvm.uadd.sat.i32(i32 %a, i32 1) |
| ret i32 %inc |
| } |
| |
| define i64 @uinc64r(i64 noundef %a) { |
| ; CHECK-LABEL: uinc64r: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incq %rdi, %rax |
| ; CHECK-NEXT: movq $-1, %rcx |
| ; CHECK-NEXT: cmoveq %rcx, %rax |
| ; CHECK-NEXT: retq |
| entry: |
| %inc = call i64 @llvm.uadd.sat.i64(i64 %a, i64 1) |
| ret i64 %inc |
| } |
| |
| declare i8 @llvm.uadd.sat.i8(i8, i8) |
| declare i16 @llvm.uadd.sat.i16(i16, i16) |
| declare i32 @llvm.uadd.sat.i32(i32, i32) |
| declare i64 @llvm.uadd.sat.i64(i64, i64) |
| |
| define void @inc8m_legacy(ptr %ptr) { |
| ; CHECK-LABEL: inc8m_legacy: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incb (%rdi) |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i8, ptr %ptr |
| %inc = add i8 %a, 1 |
| store i8 %inc, ptr %ptr |
| ret void |
| } |
| |
| define void @inc16m_legacy(ptr %ptr) { |
| ; CHECK-LABEL: inc16m_legacy: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incw (%rdi) |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i16, ptr %ptr |
| %inc = add i16 %a, 1 |
| store i16 %inc, ptr %ptr |
| ret void |
| } |
| |
| define void @inc32m_legacy(ptr %ptr) { |
| ; CHECK-LABEL: inc32m_legacy: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incl (%rdi) |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i32, ptr %ptr |
| %inc = add i32 %a, 1 |
| store i32 %inc, ptr %ptr |
| ret void |
| } |
| |
| define void @inc64m_legacy(ptr %ptr) { |
| ; CHECK-LABEL: inc64m_legacy: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: incq (%rdi) |
| ; CHECK-NEXT: retq |
| entry: |
| %a = load i64, ptr %ptr |
| %inc = add i64 %a, 1 |
| store i64 %inc, ptr %ptr |
| ret void |
| } |