113 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -march=arm64 -mcpu=cyclone | FileCheck %s
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| 
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| %struct.x = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8 }
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| 
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| @src = external global %struct.x
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| @dst = external global %struct.x
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| 
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| @.str1 = private unnamed_addr constant [31 x i8] c"DHRYSTONE PROGRAM, SOME STRING\00", align 1
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| @.str2 = private unnamed_addr constant [36 x i8] c"DHRYSTONE PROGRAM, SOME STRING BLAH\00", align 1
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| @.str3 = private unnamed_addr constant [24 x i8] c"DHRYSTONE PROGRAM, SOME\00", align 1
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| @.str4 = private unnamed_addr constant [18 x i8] c"DHRYSTONE PROGR  \00", align 1
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| @.str5 = private unnamed_addr constant [7 x i8] c"DHRYST\00", align 1
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| @.str6 = private unnamed_addr constant [14 x i8] c"/tmp/rmXXXXXX\00", align 1
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| @spool.splbuf = internal global [512 x i8] zeroinitializer, align 16
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| 
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| define i32 @t0() {
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| entry:
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| ; CHECK-LABEL: t0:
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| ; CHECK: ldrb [[REG0:w[0-9]+]], [x[[BASEREG:[0-9]+]], #10]
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| ; CHECK: strb [[REG0]], [x[[BASEREG2:[0-9]+]], #10]
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| ; CHECK: ldrh [[REG1:w[0-9]+]], [x[[BASEREG]], #8]
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| ; CHECK: strh [[REG1]], [x[[BASEREG2]], #8]
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| ; CHECK: ldr [[REG2:x[0-9]+]],
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| ; CHECK: str [[REG2]],
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|   call void @llvm.memcpy.p0i8.p0i8.i32(i8* getelementptr inbounds (%struct.x, %struct.x* @dst, i32 0, i32 0), i8* getelementptr inbounds (%struct.x, %struct.x* @src, i32 0, i32 0), i32 11, i32 8, i1 false)
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|   ret i32 0
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| }
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| 
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| define void @t1(i8* nocapture %C) nounwind {
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| entry:
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| ; CHECK-LABEL: t1:
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| ; CHECK: ldur [[DEST:q[0-9]+]], [x[[BASEREG:[0-9]+]], #15]
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| ; CHECK: stur [[DEST]], [x0, #15]
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| ; CHECK: ldr [[DEST:q[0-9]+]], [x[[BASEREG]]]
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| ; CHECK: str [[DEST]], [x0]
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|   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str1, i64 0, i64 0), i64 31, i32 1, i1 false)
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|   ret void
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| }
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| 
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| define void @t2(i8* nocapture %C) nounwind {
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| entry:
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| ; CHECK-LABEL: t2:
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| ; CHECK: mov [[REG3:w[0-9]+]]
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| ; CHECK: movk [[REG3]],
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| ; CHECK: str [[REG3]], [x0, #32]
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| ; CHECK: ldp [[DEST1:q[0-9]+]], [[DEST2:q[0-9]+]], [x{{[0-9]+}}]
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| ; CHECK: stp [[DEST1]], [[DEST2]], [x0]
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|   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str2, i64 0, i64 0), i64 36, i32 1, i1 false)
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|   ret void
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| }
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| 
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| define void @t3(i8* nocapture %C) nounwind {
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| entry:
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| ; CHECK-LABEL: t3:
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| ; CHECK: ldr [[REG4:x[0-9]+]], [x[[BASEREG:[0-9]+]], #16]
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| ; CHECK: str [[REG4]], [x0, #16]
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| ; CHECK: ldr [[DEST:q[0-9]+]], [x[[BASEREG]]]
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| ; CHECK: str [[DEST]], [x0]
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|   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str3, i64 0, i64 0), i64 24, i32 1, i1 false)
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|   ret void
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| }
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| 
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| define void @t4(i8* nocapture %C) nounwind {
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| entry:
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| ; CHECK-LABEL: t4:
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| ; CHECK: orr [[REG5:w[0-9]+]], wzr, #0x20
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| ; CHECK: strh [[REG5]], [x0, #16]
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| ; CHECK: ldr [[REG6:q[0-9]+]], [x{{[0-9]+}}]
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| ; CHECK: str [[REG6]], [x0]
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|   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str4, i64 0, i64 0), i64 18, i32 1, i1 false)
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|   ret void
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| }
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| 
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| define void @t5(i8* nocapture %C) nounwind {
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| entry:
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| ; CHECK-LABEL: t5:
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| ; CHECK: strb wzr, [x0, #6]
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| ; CHECK: mov [[REG7:w[0-9]+]], #21587
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| ; CHECK: strh [[REG7]], [x0, #4]
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| ; CHECK: mov [[REG8:w[0-9]+]],
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| ; CHECK: movk [[REG8]],
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| ; CHECK: str [[REG8]], [x0]
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|   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str5, i64 0, i64 0), i64 7, i32 1, i1 false)
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|   ret void
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| }
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| 
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| define void @t6() nounwind {
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| entry:
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| ; CHECK-LABEL: t6:
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| ; CHECK: ldur [[REG9:x[0-9]+]], [x{{[0-9]+}}, #6]
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| ; CHECK: stur [[REG9]], [x{{[0-9]+}}, #6]
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| ; CHECK: ldr
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| ; CHECK: str
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|   call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds ([512 x i8], [512 x i8]* @spool.splbuf, i64 0, i64 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str6, i64 0, i64 0), i64 14, i32 1, i1 false)
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|   ret void
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| }
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| 
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| %struct.Foo = type { i32, i32, i32, i32 }
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| 
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| define void @t7(%struct.Foo* nocapture %a, %struct.Foo* nocapture %b) nounwind {
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| entry:
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| ; CHECK: t7
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| ; CHECK: ldr [[REG10:q[0-9]+]], [x1]
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| ; CHECK: str [[REG10]], [x0]
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|   %0 = bitcast %struct.Foo* %a to i8*
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|   %1 = bitcast %struct.Foo* %b to i8*
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|   tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 16, i32 4, i1 false)
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|   ret void
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| }
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| 
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| declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
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| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
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