diff test/CodeGen/X86/fp-elim-and-no-fp-elim.ll @ 0:95c75e76d11b LLVM3.4

LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/X86/fp-elim-and-no-fp-elim.ll	Thu Dec 12 13:56:28 2013 +0900
@@ -0,0 +1,32 @@
+; RUN: llc < %s -mtriple x86_64-apple-darwin | FileCheck %s
+
+define void @bar(i32 %argc) #0 {
+; CHECK-LABEL: bar:
+; CHECK: pushq %rbp
+entry:
+  %conv = sitofp i32 %argc to double
+  %mul = fmul double %conv, 3.792700e+01
+  %conv1 = fptrunc double %mul to float
+  %div = fdiv double 9.273700e+02, %conv
+  %conv3 = fptrunc double %div to float
+  tail call void @foo(float %conv1, float %conv3)
+  ret void
+}
+
+define void @qux(i32 %argc) #1 {
+; CHECK-LABEL: qux:
+; CHECK-NOT: pushq %rbp
+entry:
+  %conv = sitofp i32 %argc to double
+  %mul = fmul double %conv, 3.792700e+01
+  %conv1 = fptrunc double %mul to float
+  %div = fdiv double 9.273700e+02, %conv
+  %conv3 = fptrunc double %div to float
+  tail call void @foo(float %conv1, float %conv3)
+  ret void
+}
+
+declare void @foo(float, float)
+
+attributes #0 = { "no-frame-pointer-elim"="true" }
+attributes #1 = { "no-frame-pointer-elim"="false" }