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llvm-mirror/test/CodeGen/X86/fp_load_fold.ll
Matthias Braun f7935a3f63 X86: Do not use llc -march in tests.
`llc -march` is problematic because it only switches the target
architecture, but leaves the operating system unchanged. This
occasionally leads to indeterministic tests because the OS from
LLVM_DEFAULT_TARGET_TRIPLE is used.

However we can simply always use `llc -mtriple` instead. This changes
all the tests to do this to avoid people using -march when they copy and
paste parts of tests.

See also the discussion in https://reviews.llvm.org/D35287

llvm-svn: 309774
2017-08-02 00:28:10 +00:00

41 lines
1.2 KiB
LLVM

; RUN: llc < %s -mtriple=i686-- -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, double* %P ; <double> [#uses=1]
%R = fadd double %X, %Y ; <double> [#uses=1]
ret double %R
}
define double @test_mul(double %X, double* %P) {
%Y = load double, double* %P ; <double> [#uses=1]
%R = fmul double %X, %Y ; <double> [#uses=1]
ret double %R
}
define double @test_sub(double %X, double* %P) {
%Y = load double, double* %P ; <double> [#uses=1]
%R = fsub double %X, %Y ; <double> [#uses=1]
ret double %R
}
define double @test_subr(double %X, double* %P) {
%Y = load double, double* %P ; <double> [#uses=1]
%R = fsub double %Y, %X ; <double> [#uses=1]
ret double %R
}
define double @test_div(double %X, double* %P) {
%Y = load double, 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, double* %P ; <double> [#uses=1]
%R = fdiv double %Y, %X ; <double> [#uses=1]
ret double %R
}