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author | Ed Schouten <ed@FreeBSD.org> | 2009-06-02 17:52:33 +0000 |
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committer | Ed Schouten <ed@FreeBSD.org> | 2009-06-02 17:52:33 +0000 |
commit | 009b1c42aa6266385f2c37e227516b24077e6dd7 (patch) | |
tree | 64ba909838c23261cace781ece27d106134ea451 /test/CodeGen/X86/tailcallfp2.ll | |
download | src-009b1c42aa6266385f2c37e227516b24077e6dd7.tar.gz src-009b1c42aa6266385f2c37e227516b24077e6dd7.zip |
Import LLVM, at r72732.vendor/llvm/llvm-r72732
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=193323
svn path=/vendor/llvm/llvm-r72732/; revision=193324; tag=vendor/llvm/llvm-r72732
Diffstat (limited to 'test/CodeGen/X86/tailcallfp2.ll')
-rw-r--r-- | test/CodeGen/X86/tailcallfp2.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/X86/tailcallfp2.ll b/test/CodeGen/X86/tailcallfp2.ll new file mode 100644 index 000000000000..151701ed439d --- /dev/null +++ b/test/CodeGen/X86/tailcallfp2.ll @@ -0,0 +1,25 @@ +; RUN: llvm-as < %s | llc -march=x86 -tailcallopt | grep {jmp} | grep {\\*%eax} + +declare i32 @putchar(i32) + +define fastcc i32 @checktail(i32 %x, i32* %f, i32 %g) { + %tmp1 = icmp sgt i32 %x, 0 + br i1 %tmp1, label %if-then, label %if-else + +if-then: + %fun_ptr = bitcast i32* %f to i32(i32, i32*, i32)* + %arg1 = add i32 %x, -1 + call i32 @putchar(i32 90) + %res = tail call fastcc i32 %fun_ptr( i32 %arg1, i32 * %f, i32 %g) + ret i32 %res + +if-else: + ret i32 %x +} + + +define i32 @main() { + %f = bitcast i32 (i32, i32*, i32)* @checktail to i32* + %res = tail call fastcc i32 @checktail( i32 10, i32* %f,i32 10) + ret i32 %res +}
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