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[SDAG] Precommit tests for #126207 (NFC) #126208

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Feb 10, 2025
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[SDAG] Precommit tests for #126207 (NFC) #126208

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[SDAG] Precommit tests for #126207 (NFC)
c-rhodes Feb 6, 2025
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address comments
c-rhodes Feb 7, 2025
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2 changes: 1 addition & 1 deletion llvm/test/CodeGen/AArch64/memcpy-f128.ll
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
; RUN: llc < %s -mtriple=aarch64-linux-gnu | FileCheck %s
; RUN: llc < %s -mtriple=aarch64-linux-gnu -mattr=-neon | FileCheck %s

%structA = type { i128 }
@stubA = internal unnamed_addr constant %structA zeroinitializer, align 8
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27 changes: 27 additions & 0 deletions llvm/test/CodeGen/ARM/memcpy-inline.ll
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Expand Up @@ -12,6 +12,7 @@
@.str4 = private unnamed_addr constant [18 x i8] c"DHRYSTONE PROGR \00", align 1
@.str5 = private unnamed_addr constant [7 x i8] c"DHRYST\00", align 1
@.str6 = private unnamed_addr constant [14 x i8] c"/tmp/rmXXXXXX\00", align 1
@empty = private unnamed_addr constant [31 x i8] zeroinitializer, align 1
@spool.splbuf = internal global [512 x i8] zeroinitializer, align 16

define i32 @t0() {
Expand Down Expand Up @@ -282,5 +283,31 @@ entry:
ret void
}

define void @copy_from_zero_constant(ptr nocapture %C) nounwind {
; CHECK-LABEL: copy_from_zero_constant:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmov.i32 q8, #0x0
; CHECK-NEXT: movs r1, #15
; CHECK-NEXT: vst1.8 {d16, d17}, [r0], r1
; CHECK-NEXT: vst1.8 {d16, d17}, [r0]
; CHECK-NEXT: bx lr
;
; CHECK-T1-LABEL: copy_from_zero_constant:
; CHECK-T1: @ %bb.0: @ %entry
; CHECK-T1-NEXT: .save {r7, lr}
; CHECK-T1-NEXT: push {r7, lr}
; CHECK-T1-NEXT: ldr r1, .LCPI8_0
; CHECK-T1-NEXT: movs r2, #31
; CHECK-T1-NEXT: bl __aeabi_memcpy
; CHECK-T1-NEXT: pop {r7, pc}
; CHECK-T1-NEXT: .p2align 2
; CHECK-T1-NEXT: @ %bb.1:
; CHECK-T1-NEXT: .LCPI8_0:
; CHECK-T1-NEXT: .long .Lempty
entry:
tail call void @llvm.memcpy.p0.p0.i64(ptr %C, ptr @empty, i64 31, i1 false)
ret void
}

declare void @llvm.memcpy.p0.p0.i32(ptr nocapture, ptr nocapture, i32, i1) nounwind
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind