Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/leaf-fp-elim.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc < %s -relocation-model=pic -mtriple=x86_64-apple-darwin | FileCheck %s ; <rdar://problem/8170192> 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" target triple = "x86_64-apple-darwin11.0" @msg = internal global i8* null ; <i8**> [#uses=1] @.str = private constant [2 x i8] c"x\00", align 1 ; <[2 x i8]*> [#uses=1] define void @test(i8* %p) "no-frame-pointer-elim-non-leaf" nounwind optsize ssp { ; No stack frame, please. ; CHECK: _test ; CHECK-NOT: pushq %rbp ; CHECK-NOT: movq %rsp, %rbp ; CHECK: InlineAsm Start entry: %0 = icmp eq i8* %p, null ; <i1> [#uses=1] br i1 %0, label %return, label %bb bb: ; preds = %entry tail call void asm "mov $1, $0", "=*m,{cx},~{dirflag},~{fpsr},~{flags}"(i8** @msg, i8* getelementptr inbounds ([2 x i8]* @.str, i64 0, i64 0)) nounwind tail call void @llvm.trap() unreachable return: ; preds = %entry ret void } declare void @llvm.trap() nounwind