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; RUN: opt -S -reassociate < %s | FileCheck %s
; CHECK-LABEL: main
; CHECK: %2 = fsub
; CHECK: %3 = fsub
; CHECK: fadd fast float %3, %2
define void @main(float, float) {
wrapper_entry:
%2 = fsub float undef, %0
%3 = fsub float undef, %1
%4 = call float @llvm.rsqrt.f32(float undef)
%5 = fmul fast float undef, %4
%6 = fmul fast float %2, %4
%7 = fmul fast float %3, %4
%8 = fmul fast float %5, undef
%9 = fmul fast float %6, undef
%10 = fmul fast float %7, undef
%11 = fadd fast float %8, %9
%12 = fadd fast float %11, %10
%13 = call float @foo2(float %12, float 0.000000e+00)
%mul36 = fmul fast float %13, 1.500000e+00
call void @foo1(i32 4, float %mul36)
ret void
}
declare void @foo1(i32, float)
declare float @foo2(float, float) #1
declare float @llvm.rsqrt.f32(float) #1
attributes #0 = { argmemonly nounwind }
attributes #1 = { nounwind readnone }