forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			64 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -O1 -mtriple=armv6-none-none-eabi %s -o - | FileCheck %s -check-prefix=ARM -check-prefix=CHECK
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| ; RUN: llc -O1 -mtriple=thumbv7-none-none-eabi %s -o - | FileCheck %s -check-prefix=THUMB -check-prefix=CHECK
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| 
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| ; CHECK-LABEL: qadd
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| define i32 @qadd() nounwind {
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| ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8
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| ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128
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| ; CHECK-ARM: qadd [[R0]], [[R1]], [[R0]]
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| ; CHECK-THRUMB: qadd [[R0]], [[R0]], [[R1]]
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|   %tmp = call i32 @llvm.arm.qadd(i32 128, i32 8)
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|   ret i32 %tmp
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| }
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| 
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| ; CHECK-LABEL: qsub
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| define i32 @qsub() nounwind {
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| ; CHECK-DAG: mov{{s?}} [[R0:.*]], #8
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| ; CHECK-DAG: mov{{s?}} [[R1:.*]], #128
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| ; CHECK-ARM: qsub [[R0]], [[R1]], [[R0]]
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| ; CHECK-THRUMB: qadd [[R0]], [[R1]], [[R0]]
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|   %tmp = call i32 @llvm.arm.qsub(i32 128, i32 8)
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|   ret i32 %tmp
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| }
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| 
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| ; upper-bound of the immediate argument
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| ; CHECK-LABEL: ssat1
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| define i32 @ssat1() nounwind {
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| ; CHECK: mov{{s?}} [[R0:.*]], #128
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| ; CHECK: ssat [[R1:.*]], #32, [[R0]]
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|   %tmp = call i32 @llvm.arm.ssat(i32 128, i32 32)
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|   ret i32 %tmp
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| }
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| 
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| ; lower-bound of the immediate argument
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| ; CHECK-LABEL: ssat2
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| define i32 @ssat2() nounwind {
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| ; CHECK: mov{{s?}} [[R0:.*]], #128
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| ; CHECK: ssat [[R1:.*]], #1, [[R0]]
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|   %tmp = call i32 @llvm.arm.ssat(i32 128, i32 1)
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|   ret i32 %tmp
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| }
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| 
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| ; upper-bound of the immediate argument
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| ; CHECK-LABEL: usat1
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| define i32 @usat1() nounwind {
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| ; CHECK: mov{{s?}} [[R0:.*]], #128
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| ; CHECK: usat [[R1:.*]], #31, [[R0]]
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|   %tmp = call i32 @llvm.arm.usat(i32 128, i32 31)
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|   ret i32 %tmp
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| }
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| 
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| ; lower-bound of the immediate argument
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| ; CHECK-LABEL: usat2
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| define i32 @usat2() nounwind {
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| ; CHECK: mov{{s?}} [[R0:.*]], #128
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| ; CHECK: usat [[R1:.*]], #0, [[R0]]
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|   %tmp = call i32 @llvm.arm.usat(i32 128, i32 0)
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|   ret i32 %tmp
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| }
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| 
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| declare i32 @llvm.arm.qadd(i32, i32) nounwind
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| declare i32 @llvm.arm.qsub(i32, i32) nounwind
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| declare i32 @llvm.arm.ssat(i32, i32) nounwind readnone
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| declare i32 @llvm.arm.usat(i32, i32) nounwind readnone
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