test/CodeGen/X86/fp_load_fold.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- -x86-asm-syntax=intel | FileCheck %s

; Test that the load of the memory location is folded into the operation.

define double @test_add(double %X, double* %P) {
; CHECK-LABEL: test_add:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [esp + 4]
; CHECK-NEXT:    fadd qword ptr [eax]
; CHECK-NEXT:    ret
	%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) {
; CHECK-LABEL: test_mul:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [esp + 4]
; CHECK-NEXT:    fmul qword ptr [eax]
; CHECK-NEXT:    ret
	%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) {
; CHECK-LABEL: test_sub:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [esp + 4]
; CHECK-NEXT:    fsub qword ptr [eax]
; CHECK-NEXT:    ret
	%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) {
; CHECK-LABEL: test_subr:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [eax]
; CHECK-NEXT:    fsub qword ptr [esp + 4]
; CHECK-NEXT:    ret
	%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) {
; CHECK-LABEL: test_div:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [esp + 4]
; CHECK-NEXT:    fdiv qword ptr [eax]
; CHECK-NEXT:    ret
	%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) {
; CHECK-LABEL: test_divr:
; CHECK:       # %bb.0:
; CHECK-NEXT:    mov eax, dword ptr [esp + 12]
; CHECK-NEXT:    fld qword ptr [eax]
; CHECK-NEXT:    fdiv qword ptr [esp + 4]
; CHECK-NEXT:    ret
	%Y = load double, double* %P		; <double> [#uses=1]
	%R = fdiv double %Y, %X		; <double> [#uses=1]
	ret double %R
}