| ; RUN: llc %s -mtriple=i386-pc-linux -o - | FileCheck %s |
| ; RUN: llc %s -mtriple=i386-pc-win32 -o - | FileCheck -check-prefix=WIN %s |
| ; RUN: llc %s -mtriple=i386-pc-linux -fast-isel -o - | FileCheck -check-prefix=FAST %s |
| ; RUN: llc %s -mtriple=i386-pc-win32 -fast-isel -o - | FileCheck -check-prefix=FASTWIN %s |
| |
| |
| |
| target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128" |
| target triple = "i386-unknown-linux-gnu" |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture writeonly, i8* nocapture readonly, i32, i1) #1 |
| |
| define void @use_memset(i8* inreg nocapture %dest, i8 inreg %c, i32 inreg %n) local_unnamed_addr #0 { |
| entry: |
| ;CHECK-LABEL: @use_memset |
| ;CHECK-NOT: push |
| ;CHECK: jmp memset |
| ;CHECK-NOT: retl |
| ;WIN-LABEL: @use_memset |
| ;WIN-NOT: push |
| ;WIN: jmp _memset |
| ;WIN-NOT: retl |
| ;FAST-LABEL: @use_memset |
| ;FAST: subl $12, %esp |
| ;FAST-NEXT: movzbl %dl, %edx |
| ;FAST-NEXT: calll memset |
| ;FAST-NEXT: addl $12, %esp |
| ;FASTWIN-LABEL: @use_memset |
| ;FASTWIN: movzbl %dl, %edx |
| ;FASTWIN-NEXT: calll _memset |
| ;FASTWIN-NEXT: retl |
| tail call void @llvm.memset.p0i8.i32(i8* %dest, i8 %c, i32 %n, i1 false) |
| ret void |
| } |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.memset.p0i8.i32(i8* nocapture writeonly, i8, i32, i1) #1 |
| |
| |
| attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { argmemonly nounwind } |
| |
| !llvm.module.flags = !{!0} |
| !llvm.ident = !{!1} |
| |
| !0 = !{i32 1, !"NumRegisterParameters", i32 3} |
| !1 = !{!"clang version 4.0.0 (trunk 288025) (llvm/trunk 288033)"} |
