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Diffstat (limited to 'test/CodeGen/X86/sibcall-2.ll')
-rw-r--r-- | test/CodeGen/X86/sibcall-2.ll | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/test/CodeGen/X86/sibcall-2.ll b/test/CodeGen/X86/sibcall-2.ll new file mode 100644 index 0000000..f8a7465 --- /dev/null +++ b/test/CodeGen/X86/sibcall-2.ll @@ -0,0 +1,52 @@ +; RUN: llc < %s -mtriple=i386-apple-darwin -disable-fp-elim | FileCheck %s -check-prefix=32 +; RUN: llc < %s -mtriple=x86_64-apple-darwin -disable-fp-elim | FileCheck %s -check-prefix=64 + +; Tail call should not use ebp / rbp after it's popped. Use esp / rsp. + +define void @t1(i8* nocapture %value) nounwind { +entry: +; 32: t1: +; 32: jmpl *4(%esp) + +; 64: t1: +; 64: jmpq *%rdi + %0 = bitcast i8* %value to void ()* + tail call void %0() nounwind + ret void +} + +define void @t2(i32 %a, i8* nocapture %value) nounwind { +entry: +; 32: t2: +; 32: jmpl *8(%esp) + +; 64: t2: +; 64: jmpq *%rsi + %0 = bitcast i8* %value to void ()* + tail call void %0() nounwind + ret void +} + +define void @t3(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i8* nocapture %value) nounwind { +entry: +; 32: t3: +; 32: jmpl *28(%esp) + +; 64: t3: +; 64: jmpq *8(%rsp) + %0 = bitcast i8* %value to void ()* + tail call void %0() nounwind + ret void +} + +define void @t4(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i8* nocapture %value) nounwind { +entry: +; 32: t4: +; 32: jmpl *32(%esp) + +; 64: t4: +; 64: jmpq *16(%rsp) + %0 = bitcast i8* %value to void ()* + tail call void %0() nounwind + ret void +} |