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				https://github.com/c64scene-ar/llvm-6502.git
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	This tightens up r208351 to ensure that a store is fed with the correct value. Thanks to Quentin Colombet for spotting this! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208368 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			123 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llc -verify-machineinstrs < %s -mtriple=arm-eabi -mattr=v7,neon | FileCheck --check-prefix=CHECK --check-prefix=CHECK-LE %s
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; RUN: llc -verify-machineinstrs < %s -mtriple=armeb-eabi -mattr=v7,neon | FileCheck --check-prefix=CHECK --check-prefix=CHECK-BE %s
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@var32 = global i32 0
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@vardouble = global double 0.0
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define void @arg_longint( i64 %val ) {
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; CHECK-LABEL: arg_longint:
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; CHECK-LE: str r0, [r1]
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; CHECK-BE: str r1, [r0]
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   %tmp = trunc i64 %val to i32 
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   store i32 %tmp, i32* @var32
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   ret void
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}
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define void @arg_double( double %val ) {
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; CHECK-LABEL: arg_double:
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; CHECK: strd r0, r1, [r2]
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    store double  %val, double* @vardouble
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    ret void
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}
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define void @arg_v4i32(<4 x i32> %vec ) {
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; CHECK-LABEL: arg_v4i32:
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; CHECK-LE: vmov {{d[0-9]+}}, r2, r3
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; CHECK-LE: vmov [[ARG_V4I32_REG:d[0-9]+]], r0, r1
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; CHECK-BE: vmov {{d[0-9]+}}, r3, r2
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; CHECK-BE: vmov [[ARG_V4I32_REG:d[0-9]+]], r1, r0
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; CHECK: vst1.32 {[[ARG_V4I32_REG]][0]}, [r0:32]
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    %tmp = extractelement <4 x i32> %vec, i32 0
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    store i32 %tmp, i32* @var32
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    ret void
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}
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define void @arg_v2f64(<2 x double> %vec ) {
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; CHECK-LABEL: arg_v2f64:
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; CHECK: strd r0, r1, [r2]
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    %tmp = extractelement <2 x double> %vec, i32 0
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    store double %tmp, double* @vardouble
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    ret void
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}
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define i64 @return_longint() {
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; CHECK-LABEL: return_longint:
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; CHECK-LE: mov r0, #42
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; CHECK-LE: mov r1, #0
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; CHECK-BE: mov r0, #0
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; CHECK-BE: mov r1, #42
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    ret i64 42
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}
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define double @return_double() {
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; CHECK-LABEL: return_double:
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; CHECK-LE: vmov r0, r1, {{d[0-9]+}}
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; CHECK-BE: vmov r1, r0, {{d[0-9]+}}
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    ret double 1.0
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}
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define <4 x i32> @return_v4i32() {
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; CHECK-LABEL: return_v4i32:
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; CHECK-LE: vmov r0, r1, {{d[0-9]+}}
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; CHECK-LE: vmov r2, r3, {{d[0-9]+}}
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; CHECK-BE: vmov r1, r0, {{d[0-9]+}}
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; CHECK-BE: vmov r3, r2, {{d[0-9]+}}
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   ret < 4 x i32> < i32 42, i32 43, i32 44, i32 45 >
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}
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define <2 x double> @return_v2f64() {
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; CHECK-LABEL: return_v2f64:
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; CHECK-LE: vmov r0, r1, {{d[0-9]+}}
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; CHECK-LE: vmov r2, r3, {{d[0-9]+}}
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; CHECK-BE: vmov r1, r0, {{d[0-9]+}}
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; CHECK-BE: vmov r3, r2, {{d[0-9]+}}
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   ret <2 x double> < double 3.14, double 6.28 >
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}
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define void @caller_arg_longint() {
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; CHECK-LABEL: caller_arg_longint:
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; CHECK-LE: mov r0, #42
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; CHECK-LE: mov r1, #0
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; CHECK-BE: mov r0, #0
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; CHECK-BE: mov r1, #42
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   call void @arg_longint( i64 42 )
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   ret void
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}
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define void @caller_arg_double() {
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; CHECK-LABEL: caller_arg_double:
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; CHECK-LE: vmov r0, r1, {{d[0-9]+}}
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; CHECK-BE: vmov r1, r0, {{d[0-9]+}}
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   call void @arg_double( double 1.0 )
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   ret void
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}
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define void @caller_return_longint() {
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; CHECK-LABEL: caller_return_longint:
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; CHECK-LE: str r0, [r1]
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; CHECK-BE: str r1, [r0]
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   %val = call i64 @return_longint()
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   %tmp = trunc i64 %val to i32 
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   store i32 %tmp, i32* @var32
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   ret void
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}
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define void @caller_return_double() {
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; CHECK-LABEL: caller_return_double:
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; CHECK-LE: vmov {{d[0-9]+}}, r0, r1
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; CHECK-BE: vmov {{d[0-9]+}}, r1, r0
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  %val = call double @return_double( )
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  %tmp = fadd double %val, 3.14
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  store double  %tmp, double* @vardouble
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  ret void
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}
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define void @caller_return_v2f64() {
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; CHECK-LABEL: caller_return_v2f64:
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; CHECK: strd r0, r1, [r2]
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   %val = call <2 x double> @return_v2f64( )
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   %tmp = extractelement <2 x double> %val, i32 0
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    store double %tmp, double* @vardouble
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    ret void
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}
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