forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			96 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			96 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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| ; RUN: llc -mtriple=thumbv8.1m.main-arm-none-eabi -mattr=+mve.fp %s -o 2>/dev/null - | FileCheck --check-prefix NOGATSCAT %s
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| ; RUN: llc -mtriple=thumbv8.1m.main-arm-none-eabi -mattr=-mve -enable-arm-maskedgatscat %s -o 2>/dev/null - | FileCheck --check-prefix NOMVE %s
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| 
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| define arm_aapcs_vfpcc <4 x i32> @unscaled_i32_i32_gather(i8* %base, <4 x i32>* %offptr) {
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| ; NOGATSCAT-LABEL: unscaled_i32_i32_gather:
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| ; NOGATSCAT:       @ %bb.0: @ %entry
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| ; NOGATSCAT-NEXT:    vldrw.u32 q0, [r1]
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| ; NOGATSCAT-NEXT:    vadd.i32 q0, q0, r0
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| ; NOGATSCAT-NEXT:    vmov r0, s0
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| ; NOGATSCAT-NEXT:    vmov r3, s1
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| ; NOGATSCAT-NEXT:    vmov r1, s2
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| ; NOGATSCAT-NEXT:    vmov r2, s3
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| ; NOGATSCAT-NEXT:    ldr r0, [r0]
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| ; NOGATSCAT-NEXT:    ldr r3, [r3]
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| ; NOGATSCAT-NEXT:    vmov.32 q0[0], r0
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| ; NOGATSCAT-NEXT:    ldr r1, [r1]
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| ; NOGATSCAT-NEXT:    vmov.32 q0[1], r3
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| ; NOGATSCAT-NEXT:    ldr r2, [r2]
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| ; NOGATSCAT-NEXT:    vmov.32 q0[2], r1
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| ; NOGATSCAT-NEXT:    vmov.32 q0[3], r2
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| ; NOGATSCAT-NEXT:    bx lr
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| ;
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| ; NOMVE-LABEL: unscaled_i32_i32_gather:
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| ; NOMVE:       @ %bb.0: @ %entry
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| ; NOMVE-NEXT:    .save {r4, lr}
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| ; NOMVE-NEXT:    push {r4, lr}
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| ; NOMVE-NEXT:    ldm.w r1, {r2, r3, lr}
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| ; NOMVE-NEXT:    ldr r4, [r1, #12]
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| ; NOMVE-NEXT:    ldr.w r12, [r0, r2]
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| ; NOMVE-NEXT:    ldr r1, [r0, r3]
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| ; NOMVE-NEXT:    ldr.w r2, [r0, lr]
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| ; NOMVE-NEXT:    ldr r3, [r0, r4]
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| ; NOMVE-NEXT:    mov r0, r12
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| ; NOMVE-NEXT:    pop {r4, pc}
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| 
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| 
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| 
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| entry:
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|   %offs = load <4 x i32>, <4 x i32>* %offptr, align 4
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|   %byte_ptrs = getelementptr inbounds i8, i8* %base, <4 x i32> %offs
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|   %ptrs = bitcast <4 x i8*> %byte_ptrs to <4 x i32*>
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|   %gather = call <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*> %ptrs, i32 4, <4 x i1> <i1 true, i1 true, i1 true, i1 true>, <4 x i32> undef)
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|   ret <4 x i32> %gather
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| }
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| 
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| declare <4 x i32> @llvm.masked.gather.v4i32.v4p0i32(<4 x i32*>, i32, <4 x i1>, <4 x i32>)
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| 
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| 
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| define arm_aapcs_vfpcc void @unscaled_i32_i8_scatter(i8* %base, <4 x i8>* %offptr, <4 x i32> %input) {
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| ; NOGATSCAT-LABEL: unscaled_i32_i8_scatter:
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| ; NOGATSCAT:       @ %bb.0: @ %entry
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| ; NOGATSCAT-NEXT:    vldrb.u32 q1, [r1]
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| ; NOGATSCAT-NEXT:    vmov r1, s0
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| ; NOGATSCAT-NEXT:    vadd.i32 q1, q1, r0
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| ; NOGATSCAT-NEXT:    vmov r0, s4
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| ; NOGATSCAT-NEXT:    str r1, [r0]
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| ; NOGATSCAT-NEXT:    vmov r0, s5
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| ; NOGATSCAT-NEXT:    vmov r1, s1
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| ; NOGATSCAT-NEXT:    str r1, [r0]
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| ; NOGATSCAT-NEXT:    vmov r0, s6
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| ; NOGATSCAT-NEXT:    vmov r1, s2
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| ; NOGATSCAT-NEXT:    str r1, [r0]
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| ; NOGATSCAT-NEXT:    vmov r0, s7
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| ; NOGATSCAT-NEXT:    vmov r1, s3
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| ; NOGATSCAT-NEXT:    str r1, [r0]
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| ; NOGATSCAT-NEXT:    bx lr
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| ;
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| ; NOMVE-LABEL: unscaled_i32_i8_scatter:
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| ; NOMVE:       @ %bb.0: @ %entry
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| ; NOMVE-NEXT:    .save {r4, lr}
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| ; NOMVE-NEXT:    push {r4, lr}
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| ; NOMVE-NEXT:    ldrb.w r12, [r1]
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| ; NOMVE-NEXT:    ldrb.w lr, [r1, #1]
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| ; NOMVE-NEXT:    ldrb r4, [r1, #2]
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| ; NOMVE-NEXT:    ldrb r1, [r1, #3]
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| ; NOMVE-NEXT:    str.w r2, [r0, r12]
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| ; NOMVE-NEXT:    ldr r2, [sp, #8]
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| ; NOMVE-NEXT:    str.w r3, [r0, lr]
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| ; NOMVE-NEXT:    str r2, [r0, r4]
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| ; NOMVE-NEXT:    ldr r2, [sp, #12]
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| ; NOMVE-NEXT:    str r2, [r0, r1]
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| ; NOMVE-NEXT:    pop {r4, pc}
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| 
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| 
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| entry:
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|   %offs = load <4 x i8>, <4 x i8>* %offptr, align 1
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|   %offs.zext = zext <4 x i8> %offs to <4 x i32>
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|   %byte_ptrs = getelementptr inbounds i8, i8* %base, <4 x i32> %offs.zext
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|   %ptrs = bitcast <4 x i8*> %byte_ptrs to <4 x i32*>
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|   call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32> %input, <4 x i32*> %ptrs, i32 4, <4 x i1> <i1 true, i1 true, i1 true, i1 true>)
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|   ret void
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| }
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| 
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| declare void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32>, <4 x i32*>, i32, <4 x i1>)
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