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				https://github.com/c64scene-ar/llvm-6502.git
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	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92740 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			103 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llc < %s -march=cellspu > %t1.s
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; RUN: grep dfa    %t1.s | count 2
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; RUN: grep dfs    %t1.s | count 2
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; RUN: grep dfm    %t1.s | count 6
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; RUN: grep dfma   %t1.s | count 2
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; RUN: grep dfms   %t1.s | count 2
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; RUN: grep dfnms  %t1.s | count 4
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;
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; This file includes double precision floating point arithmetic instructions
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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 double @fadd(double %arg1, double %arg2) {
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        %A = fadd double %arg1, %arg2
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        ret double %A
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}
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define <2 x double> @fadd_vec(<2 x double> %arg1, <2 x double> %arg2) {
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        %A = fadd <2 x double> %arg1, %arg2
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        ret <2 x double> %A
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}
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define double @fsub(double %arg1, double %arg2) {
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        %A = fsub double %arg1,  %arg2
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        ret double %A
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}
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define <2 x double> @fsub_vec(<2 x double> %arg1, <2 x double> %arg2) {
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        %A = fsub <2 x double> %arg1,  %arg2
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        ret <2 x double> %A
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}
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define double @fmul(double %arg1, double %arg2) {
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        %A = fmul double %arg1,  %arg2
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        ret double %A
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}
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define <2 x double> @fmul_vec(<2 x double> %arg1, <2 x double> %arg2) {
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        %A = fmul <2 x double> %arg1,  %arg2
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        ret <2 x double> %A
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}
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define double @fma(double %arg1, double %arg2, double %arg3) {
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        %A = fmul double %arg1,  %arg2
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        %B = fadd double %A, %arg3
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        ret double %B
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}
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define <2 x double> @fma_vec(<2 x double> %arg1, <2 x double> %arg2, <2 x double> %arg3) {
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        %A = fmul <2 x double> %arg1,  %arg2
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        %B = fadd <2 x double> %A, %arg3
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        ret <2 x double> %B
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}
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define double @fms(double %arg1, double %arg2, double %arg3) {
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        %A = fmul double %arg1,  %arg2
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        %B = fsub double %A, %arg3
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        ret double %B
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}
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define <2 x double> @fms_vec(<2 x double> %arg1, <2 x double> %arg2, <2 x double> %arg3) {
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        %A = fmul <2 x double> %arg1,  %arg2
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        %B = fsub <2 x double> %A, %arg3
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        ret <2 x double> %B
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}
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; - (a * b - c)
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define double @d_fnms_1(double %arg1, double %arg2, double %arg3) {
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        %A = fmul double %arg1,  %arg2
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        %B = fsub double %A, %arg3
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        %C = fsub double -0.000000e+00, %B               ; <double> [#uses=1]
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        ret double %C
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}
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; Annother way of getting fnms
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; - ( a * b ) + c => c - (a * b)
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define double @d_fnms_2(double %arg1, double %arg2, double %arg3) {
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        %A = fmul double %arg1,  %arg2
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        %B = fsub double %arg3, %A
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        ret double %B
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}
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; FNMS: - (a * b - c) => c - (a * b)
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define <2 x double> @d_fnms_vec_1(<2 x double> %arg1, <2 x double> %arg2, <2 x double> %arg3) {
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        %A = fmul <2 x double> %arg1,  %arg2
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        %B = fsub <2 x double> %arg3, %A
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        ret <2 x double> %B
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}
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; Another way to get fnms using a constant vector
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; - ( a * b - c)
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define <2 x double> @d_fnms_vec_2(<2 x double> %arg1, <2 x double> %arg2, <2 x double> %arg3) {
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        %A = fmul <2 x double> %arg1,  %arg2     ; <<2 x double>> [#uses=1]
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        %B = fsub <2 x double> %A, %arg3 ; <<2 x double>> [#uses=1]
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        %C = fsub <2 x double> < double -0.00000e+00, double -0.00000e+00 >, %B
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        ret <2 x double> %C
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}
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;define double @fdiv_1(double %arg1, double %arg2) {
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;       %A = fdiv double %arg1,  %arg2  ; <double> [#uses=1]
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;       ret double %A
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;}
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