| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s |
| ; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s |
| ; RUN: llc < %s -mtriple=x86_64-nacl | FileCheck %s |
| |
| define zeroext i16 @t1(i32 %on_off) nounwind { |
| ; CHECK-LABEL: t1: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi |
| ; CHECK-NEXT: leal -2(%rdi,%rdi), %eax |
| ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax |
| ; CHECK-NEXT: retq |
| %t0 = sub i32 %on_off, 1 |
| %t1 = mul i32 %t0, 2 |
| %t2 = trunc i32 %t1 to i16 |
| %t3 = zext i16 %t2 to i32 |
| %t4 = trunc i32 %t3 to i16 |
| ret i16 %t4 |
| } |
| |
| define i32 @t2(i32 %on_off) nounwind { |
| ; CHECK-LABEL: t2: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi |
| ; CHECK-NEXT: leal -2(%rdi,%rdi), %eax |
| ; CHECK-NEXT: movzwl %ax, %eax |
| ; CHECK-NEXT: retq |
| %t0 = sub i32 %on_off, 1 |
| %t1 = mul i32 %t0, 2 |
| %t2 = and i32 %t1, 65535 |
| ret i32 %t2 |
| } |