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91 lines
3.2 KiB
LLVM
91 lines
3.2 KiB
LLVM
; RUN: llc < %s -march=cellspu -enable-unsafe-fp-math > %t1.s
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; RUN: grep fa %t1.s | count 2
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; RUN: grep fs %t1.s | count 2
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; RUN: grep fm %t1.s | count 6
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; RUN: grep fma %t1.s | count 2
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; RUN: grep fms %t1.s | count 2
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; RUN: grep fnms %t1.s | count 3
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;
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; This file includes standard floating point arithmetic instructions
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; NOTE fdiv is tested separately since it is a compound operation
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target datalayout = "E-p:32:32:128-f64:64:128-f32:32:128-i64:32:128-i32:32:128-i16:16:128-i8:8:128-i1:8:128-a0:0:128-v128:128:128-s0:128:128"
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target triple = "spu"
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define float @fp_add(float %arg1, float %arg2) {
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%A = fadd float %arg1, %arg2 ; <float> [#uses=1]
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ret float %A
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}
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define <4 x float> @fp_add_vec(<4 x float> %arg1, <4 x float> %arg2) {
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%A = fadd <4 x float> %arg1, %arg2 ; <<4 x float>> [#uses=1]
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ret <4 x float> %A
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}
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define float @fp_sub(float %arg1, float %arg2) {
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%A = fsub float %arg1, %arg2 ; <float> [#uses=1]
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ret float %A
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}
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define <4 x float> @fp_sub_vec(<4 x float> %arg1, <4 x float> %arg2) {
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%A = fsub <4 x float> %arg1, %arg2 ; <<4 x float>> [#uses=1]
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ret <4 x float> %A
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}
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define float @fp_mul(float %arg1, float %arg2) {
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%A = fmul float %arg1, %arg2 ; <float> [#uses=1]
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ret float %A
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}
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define <4 x float> @fp_mul_vec(<4 x float> %arg1, <4 x float> %arg2) {
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%A = fmul <4 x float> %arg1, %arg2 ; <<4 x float>> [#uses=1]
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ret <4 x float> %A
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}
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define float @fp_mul_add(float %arg1, float %arg2, float %arg3) {
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%A = fmul float %arg1, %arg2 ; <float> [#uses=1]
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%B = fadd float %A, %arg3 ; <float> [#uses=1]
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ret float %B
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}
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define <4 x float> @fp_mul_add_vec(<4 x float> %arg1, <4 x float> %arg2, <4 x float> %arg3) {
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%A = fmul <4 x float> %arg1, %arg2 ; <<4 x float>> [#uses=1]
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%B = fadd <4 x float> %A, %arg3 ; <<4 x float>> [#uses=1]
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ret <4 x float> %B
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}
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define float @fp_mul_sub(float %arg1, float %arg2, float %arg3) {
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%A = fmul float %arg1, %arg2 ; <float> [#uses=1]
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%B = fsub float %A, %arg3 ; <float> [#uses=1]
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ret float %B
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}
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define <4 x float> @fp_mul_sub_vec(<4 x float> %arg1, <4 x float> %arg2, <4 x float> %arg3) {
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%A = fmul <4 x float> %arg1, %arg2 ; <<4 x float>> [#uses=1]
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%B = fsub <4 x float> %A, %arg3 ; <<4 x float>> [#uses=1]
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ret <4 x float> %B
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}
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; Test the straightforward way of getting fnms
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; c - a * b
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define float @fp_neg_mul_sub_1(float %arg1, float %arg2, float %arg3) {
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%A = fmul float %arg1, %arg2
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%B = fsub float %arg3, %A
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ret float %B
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}
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; Test another way of getting fnms
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; - ( a *b -c ) = c - a * b
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define float @fp_neg_mul_sub_2(float %arg1, float %arg2, float %arg3) {
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%A = fmul float %arg1, %arg2
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%B = fsub float %A, %arg3
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%C = fsub float -0.0, %B
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ret float %C
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}
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define <4 x float> @fp_neg_mul_sub_vec(<4 x float> %arg1, <4 x float> %arg2, <4 x float> %arg3) {
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%A = fmul <4 x float> %arg1, %arg2
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%B = fsub <4 x float> %A, %arg3
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%D = fsub <4 x float> < float -0.0, float -0.0, float -0.0, float -0.0 >, %B
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ret <4 x float> %D
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}
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