41 lines
1.2 KiB
LLVM
41 lines
1.2 KiB
LLVM
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \
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; RUN: grep -i ST | not grep "fadd\|fsub\|fdiv\|fmul"
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; Test that the load of the memory location is folded into the operation.
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define double @test_add(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fadd double %X, %Y ; <double> [#uses=1]
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ret double %R
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}
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define double @test_mul(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fmul double %X, %Y ; <double> [#uses=1]
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ret double %R
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}
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define double @test_sub(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fsub double %X, %Y ; <double> [#uses=1]
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ret double %R
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}
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define double @test_subr(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fsub double %Y, %X ; <double> [#uses=1]
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ret double %R
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}
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define double @test_div(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fdiv double %X, %Y ; <double> [#uses=1]
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ret double %R
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}
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define double @test_divr(double %X, double* %P) {
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%Y = load double, double* %P ; <double> [#uses=1]
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%R = fdiv double %Y, %X ; <double> [#uses=1]
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ret double %R
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}
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