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The fast register allocator is not supposed to work in the optimizing pipeline. It doesn't make sense to compute live intervals, run full copy coalescing, and then run RAFast. Fast register allocation in the optimizing pipeline is better done by RABasic. llvm-svn: 158242
11 lines
720 B
LLVM
11 lines
720 B
LLVM
; RUN: llc -regalloc=fast -optimize-regalloc=0 %s -o %t
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; PR7066
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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define i32 @sys_clone(i32 (i8*)* %fn, i8* %child_stack, i32 %flags, i8* %arg, i32* %parent_tidptr, i8* %newtls, i32* %child_tidptr) nounwind {
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call i64 asm sideeffect "", "={ax},0,i,i,r,{si},{di},r,{dx},imr,imr,~{sp},~{memory},~{r8},~{r10},~{r11},~{cx},~{dirflag},~{fpsr},~{flags}"(i64 4294967274, i32 56, i32 60, i32 (i8*)* undef, i8* undef, i32 undef, i8* undef, i32* undef, i8* undef, i32* undef) nounwind ; <i64> [#uses=0]
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ret i32 undef
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}
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