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author | Chris Lattner <sabre@nondot.org> | 2008-04-19 22:29:10 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2008-04-19 22:29:10 +0000 |
commit | 1ce9e00f8b449be9bcf34d16fadaacf074a16362 (patch) | |
tree | 3b3b82e7e61fbedb5845c4f015630f9bb10ff5c6 /test/CodeGen/X86/fp_load_fold.ll | |
parent | e972299f340413a7dd288dc019b21404a92e9354 (diff) | |
download | external_llvm-1ce9e00f8b449be9bcf34d16fadaacf074a16362.zip external_llvm-1ce9e00f8b449be9bcf34d16fadaacf074a16362.tar.gz external_llvm-1ce9e00f8b449be9bcf34d16fadaacf074a16362.tar.bz2 |
rename *.llx -> *.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49970 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/fp_load_fold.ll')
-rw-r--r-- | test/CodeGen/X86/fp_load_fold.ll | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fp_load_fold.ll b/test/CodeGen/X86/fp_load_fold.ll new file mode 100644 index 0000000..7c33cb3 --- /dev/null +++ b/test/CodeGen/X86/fp_load_fold.ll @@ -0,0 +1,40 @@ +; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel | \ +; RUN: grep -i ST | not grep {fadd\\|fsub\\|fdiv\\|fmul} + +; Test that the load of the memory location is folded into the operation. + +define double @test_add(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = add double %X, %Y ; <double> [#uses=1] + ret double %R +} + +define double @test_mul(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = mul double %X, %Y ; <double> [#uses=1] + ret double %R +} + +define double @test_sub(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = sub double %X, %Y ; <double> [#uses=1] + ret double %R +} + +define double @test_subr(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = sub double %Y, %X ; <double> [#uses=1] + ret double %R +} + +define double @test_div(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = fdiv double %X, %Y ; <double> [#uses=1] + ret double %R +} + +define double @test_divr(double %X, double* %P) { + %Y = load double* %P ; <double> [#uses=1] + %R = fdiv double %Y, %X ; <double> [#uses=1] + ret double %R +} |