blob: a2cea5e57f648529cc684da1f129f4e22304e0ab [file] [log] [blame]
; RUN: llc < %s -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 = fadd 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 = fmul 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 = fsub 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 = fsub 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
}