derek.holloway
7502bf64a4
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546 lines
17 KiB
LLVM
546 lines
17 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=aarch64-- | FileCheck %s --check-prefixes=CHECK,CHECK-SD
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; RUN: llc < %s -mtriple=aarch64-- -global-isel -global-isel-abort=2 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-GI
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; CHECK-GI: warning: Instruction selection used fallback path for v16i4
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; CHECK-GI-NEXT: warning: Instruction selection used fallback path for v16i1
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define <16 x i8> @v16i8(<16 x i8> %x, <16 x i8> %y) nounwind {
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; CHECK-LABEL: v16i8:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sqsub v0.16b, v0.16b, v1.16b
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; CHECK-NEXT: ret
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%z = call <16 x i8> @llvm.ssub.sat.v16i8(<16 x i8> %x, <16 x i8> %y)
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ret <16 x i8> %z
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}
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define <32 x i8> @v32i8(<32 x i8> %x, <32 x i8> %y) nounwind {
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; CHECK-SD-LABEL: v32i8:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: sqsub v1.16b, v1.16b, v3.16b
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; CHECK-SD-NEXT: sqsub v0.16b, v0.16b, v2.16b
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v32i8:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: sqsub v0.16b, v0.16b, v2.16b
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; CHECK-GI-NEXT: sqsub v1.16b, v1.16b, v3.16b
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; CHECK-GI-NEXT: ret
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%z = call <32 x i8> @llvm.ssub.sat.v32i8(<32 x i8> %x, <32 x i8> %y)
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ret <32 x i8> %z
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}
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define <64 x i8> @v64i8(<64 x i8> %x, <64 x i8> %y) nounwind {
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; CHECK-SD-LABEL: v64i8:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: sqsub v2.16b, v2.16b, v6.16b
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; CHECK-SD-NEXT: sqsub v0.16b, v0.16b, v4.16b
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; CHECK-SD-NEXT: sqsub v1.16b, v1.16b, v5.16b
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; CHECK-SD-NEXT: sqsub v3.16b, v3.16b, v7.16b
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v64i8:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: sqsub v0.16b, v0.16b, v4.16b
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; CHECK-GI-NEXT: sqsub v1.16b, v1.16b, v5.16b
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; CHECK-GI-NEXT: sqsub v2.16b, v2.16b, v6.16b
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; CHECK-GI-NEXT: sqsub v3.16b, v3.16b, v7.16b
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; CHECK-GI-NEXT: ret
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%z = call <64 x i8> @llvm.ssub.sat.v64i8(<64 x i8> %x, <64 x i8> %y)
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ret <64 x i8> %z
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}
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define <8 x i16> @v8i16(<8 x i16> %x, <8 x i16> %y) nounwind {
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; CHECK-LABEL: v8i16:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sqsub v0.8h, v0.8h, v1.8h
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; CHECK-NEXT: ret
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%z = call <8 x i16> @llvm.ssub.sat.v8i16(<8 x i16> %x, <8 x i16> %y)
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ret <8 x i16> %z
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}
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define <16 x i16> @v16i16(<16 x i16> %x, <16 x i16> %y) nounwind {
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; CHECK-SD-LABEL: v16i16:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: sqsub v1.8h, v1.8h, v3.8h
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; CHECK-SD-NEXT: sqsub v0.8h, v0.8h, v2.8h
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v16i16:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: sqsub v0.8h, v0.8h, v2.8h
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; CHECK-GI-NEXT: sqsub v1.8h, v1.8h, v3.8h
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; CHECK-GI-NEXT: ret
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%z = call <16 x i16> @llvm.ssub.sat.v16i16(<16 x i16> %x, <16 x i16> %y)
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ret <16 x i16> %z
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}
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define <32 x i16> @v32i16(<32 x i16> %x, <32 x i16> %y) nounwind {
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; CHECK-SD-LABEL: v32i16:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: sqsub v2.8h, v2.8h, v6.8h
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; CHECK-SD-NEXT: sqsub v0.8h, v0.8h, v4.8h
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; CHECK-SD-NEXT: sqsub v1.8h, v1.8h, v5.8h
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; CHECK-SD-NEXT: sqsub v3.8h, v3.8h, v7.8h
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v32i16:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: sqsub v0.8h, v0.8h, v4.8h
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; CHECK-GI-NEXT: sqsub v1.8h, v1.8h, v5.8h
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; CHECK-GI-NEXT: sqsub v2.8h, v2.8h, v6.8h
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; CHECK-GI-NEXT: sqsub v3.8h, v3.8h, v7.8h
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; CHECK-GI-NEXT: ret
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%z = call <32 x i16> @llvm.ssub.sat.v32i16(<32 x i16> %x, <32 x i16> %y)
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ret <32 x i16> %z
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}
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define void @v8i8(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-LABEL: v8i8:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ldr d0, [x0]
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; CHECK-NEXT: ldr d1, [x1]
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; CHECK-NEXT: sqsub v0.8b, v0.8b, v1.8b
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; CHECK-NEXT: str d0, [x2]
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; CHECK-NEXT: ret
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%x = load <8 x i8>, ptr %px
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%y = load <8 x i8>, ptr %py
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%z = call <8 x i8> @llvm.ssub.sat.v8i8(<8 x i8> %x, <8 x i8> %y)
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store <8 x i8> %z, ptr %pz
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ret void
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}
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define void @v4i8(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v4i8:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldr s0, [x0]
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; CHECK-SD-NEXT: ldr s1, [x1]
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; CHECK-SD-NEXT: ushll v0.8h, v0.8b, #0
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; CHECK-SD-NEXT: ushll v1.8h, v1.8b, #0
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; CHECK-SD-NEXT: shl v1.4h, v1.4h, #8
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; CHECK-SD-NEXT: shl v0.4h, v0.4h, #8
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; CHECK-SD-NEXT: sqsub v0.4h, v0.4h, v1.4h
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; CHECK-SD-NEXT: ushr v0.4h, v0.4h, #8
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; CHECK-SD-NEXT: uzp1 v0.8b, v0.8b, v0.8b
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; CHECK-SD-NEXT: str s0, [x2]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v4i8:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldr s0, [x0]
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; CHECK-GI-NEXT: ldr s1, [x1]
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; CHECK-GI-NEXT: sqsub v0.8b, v0.8b, v1.8b
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; CHECK-GI-NEXT: str s0, [x2]
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; CHECK-GI-NEXT: ret
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%x = load <4 x i8>, ptr %px
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%y = load <4 x i8>, ptr %py
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%z = call <4 x i8> @llvm.ssub.sat.v4i8(<4 x i8> %x, <4 x i8> %y)
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store <4 x i8> %z, ptr %pz
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ret void
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}
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define void @v2i8(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v2i8:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldr h0, [x0]
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; CHECK-SD-NEXT: ldr h1, [x1]
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; CHECK-SD-NEXT: ushll v0.8h, v0.8b, #0
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; CHECK-SD-NEXT: ushll v1.8h, v1.8b, #0
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; CHECK-SD-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-SD-NEXT: ushll v1.4s, v1.4h, #0
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; CHECK-SD-NEXT: shl v1.2s, v1.2s, #24
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; CHECK-SD-NEXT: shl v0.2s, v0.2s, #24
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; CHECK-SD-NEXT: sqsub v0.2s, v0.2s, v1.2s
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; CHECK-SD-NEXT: ushr v0.2s, v0.2s, #24
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; CHECK-SD-NEXT: mov s1, v0.s[1]
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; CHECK-SD-NEXT: str b0, [x2]
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; CHECK-SD-NEXT: stur b1, [x2, #1]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v2i8:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldr b0, [x0]
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; CHECK-GI-NEXT: ldr b1, [x1]
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; CHECK-GI-NEXT: add x8, x0, #1
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; CHECK-GI-NEXT: add x9, x1, #1
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; CHECK-GI-NEXT: ld1 { v0.b }[1], [x8]
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; CHECK-GI-NEXT: ld1 { v1.b }[1], [x9]
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; CHECK-GI-NEXT: add x8, x2, #1
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; CHECK-GI-NEXT: sqsub v0.8b, v0.8b, v1.8b
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; CHECK-GI-NEXT: st1 { v0.b }[0], [x2]
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; CHECK-GI-NEXT: st1 { v0.b }[1], [x8]
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; CHECK-GI-NEXT: ret
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%x = load <2 x i8>, ptr %px
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%y = load <2 x i8>, ptr %py
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%z = call <2 x i8> @llvm.ssub.sat.v2i8(<2 x i8> %x, <2 x i8> %y)
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store <2 x i8> %z, ptr %pz
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ret void
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}
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define void @v4i16(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-LABEL: v4i16:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ldr d0, [x0]
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; CHECK-NEXT: ldr d1, [x1]
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; CHECK-NEXT: sqsub v0.4h, v0.4h, v1.4h
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; CHECK-NEXT: str d0, [x2]
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; CHECK-NEXT: ret
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%x = load <4 x i16>, ptr %px
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%y = load <4 x i16>, ptr %py
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%z = call <4 x i16> @llvm.ssub.sat.v4i16(<4 x i16> %x, <4 x i16> %y)
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store <4 x i16> %z, ptr %pz
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ret void
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}
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define void @v2i16(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v2i16:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldr s0, [x0]
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; CHECK-SD-NEXT: ldr s1, [x1]
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; CHECK-SD-NEXT: ushll v0.4s, v0.4h, #0
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; CHECK-SD-NEXT: ushll v1.4s, v1.4h, #0
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; CHECK-SD-NEXT: shl v1.2s, v1.2s, #16
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; CHECK-SD-NEXT: shl v0.2s, v0.2s, #16
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; CHECK-SD-NEXT: sqsub v0.2s, v0.2s, v1.2s
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; CHECK-SD-NEXT: ushr v0.2s, v0.2s, #16
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; CHECK-SD-NEXT: mov s1, v0.s[1]
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; CHECK-SD-NEXT: str h0, [x2]
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; CHECK-SD-NEXT: str h1, [x2, #2]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v2i16:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldr h0, [x0]
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; CHECK-GI-NEXT: ldr h1, [x1]
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; CHECK-GI-NEXT: add x8, x0, #2
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; CHECK-GI-NEXT: add x9, x1, #2
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; CHECK-GI-NEXT: ld1 { v0.h }[1], [x8]
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; CHECK-GI-NEXT: ld1 { v1.h }[1], [x9]
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; CHECK-GI-NEXT: add x8, x2, #2
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; CHECK-GI-NEXT: sqsub v0.4h, v0.4h, v1.4h
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; CHECK-GI-NEXT: str h0, [x2]
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; CHECK-GI-NEXT: st1 { v0.h }[1], [x8]
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; CHECK-GI-NEXT: ret
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%x = load <2 x i16>, ptr %px
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%y = load <2 x i16>, ptr %py
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%z = call <2 x i16> @llvm.ssub.sat.v2i16(<2 x i16> %x, <2 x i16> %y)
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store <2 x i16> %z, ptr %pz
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ret void
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}
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define <12 x i8> @v12i8(<12 x i8> %x, <12 x i8> %y) nounwind {
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; CHECK-LABEL: v12i8:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sqsub v0.16b, v0.16b, v1.16b
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; CHECK-NEXT: ret
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%z = call <12 x i8> @llvm.ssub.sat.v12i8(<12 x i8> %x, <12 x i8> %y)
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ret <12 x i8> %z
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}
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define void @v12i16(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v12i16:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldp q0, q3, [x1]
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; CHECK-SD-NEXT: ldp q1, q2, [x0]
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; CHECK-SD-NEXT: sqsub v0.8h, v1.8h, v0.8h
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; CHECK-SD-NEXT: sqsub v1.8h, v2.8h, v3.8h
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; CHECK-SD-NEXT: str q0, [x2]
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; CHECK-SD-NEXT: str d1, [x2, #16]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v12i16:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldr q0, [x0]
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; CHECK-GI-NEXT: ldr q1, [x1]
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; CHECK-GI-NEXT: ldr d2, [x0, #16]
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; CHECK-GI-NEXT: ldr d3, [x1, #16]
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; CHECK-GI-NEXT: sqsub v0.8h, v0.8h, v1.8h
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; CHECK-GI-NEXT: sqsub v1.4h, v2.4h, v3.4h
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; CHECK-GI-NEXT: str q0, [x2]
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; CHECK-GI-NEXT: str d1, [x2, #16]
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; CHECK-GI-NEXT: ret
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%x = load <12 x i16>, ptr %px
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%y = load <12 x i16>, ptr %py
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%z = call <12 x i16> @llvm.ssub.sat.v12i16(<12 x i16> %x, <12 x i16> %y)
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store <12 x i16> %z, ptr %pz
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ret void
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}
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define void @v1i8(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v1i8:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldr b0, [x0]
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; CHECK-SD-NEXT: ldr b1, [x1]
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; CHECK-SD-NEXT: sqsub v0.8b, v0.8b, v1.8b
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; CHECK-SD-NEXT: str b0, [x2]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v1i8:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldrsb w8, [x0]
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; CHECK-GI-NEXT: ldrsb w9, [x1]
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; CHECK-GI-NEXT: sub w8, w8, w9
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; CHECK-GI-NEXT: sxtb w9, w8
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; CHECK-GI-NEXT: sbfx w10, w8, #7, #1
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; CHECK-GI-NEXT: sub w10, w10, #128
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; CHECK-GI-NEXT: cmp w8, w9
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; CHECK-GI-NEXT: csel w8, w10, w8, ne
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; CHECK-GI-NEXT: strb w8, [x2]
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; CHECK-GI-NEXT: ret
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%x = load <1 x i8>, ptr %px
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%y = load <1 x i8>, ptr %py
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%z = call <1 x i8> @llvm.ssub.sat.v1i8(<1 x i8> %x, <1 x i8> %y)
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store <1 x i8> %z, ptr %pz
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ret void
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}
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define void @v1i16(ptr %px, ptr %py, ptr %pz) nounwind {
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; CHECK-SD-LABEL: v1i16:
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; CHECK-SD: // %bb.0:
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; CHECK-SD-NEXT: ldr h0, [x0]
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; CHECK-SD-NEXT: ldr h1, [x1]
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; CHECK-SD-NEXT: sqsub v0.4h, v0.4h, v1.4h
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; CHECK-SD-NEXT: str h0, [x2]
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: v1i16:
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; CHECK-GI: // %bb.0:
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; CHECK-GI-NEXT: ldrsh w8, [x0]
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; CHECK-GI-NEXT: ldrsh w9, [x1]
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; CHECK-GI-NEXT: sub w8, w8, w9
|
|
; CHECK-GI-NEXT: sxth w9, w8
|
|
; CHECK-GI-NEXT: sbfx w10, w8, #15, #1
|
|
; CHECK-GI-NEXT: sub w10, w10, #8, lsl #12 // =32768
|
|
; CHECK-GI-NEXT: cmp w8, w9
|
|
; CHECK-GI-NEXT: csel w8, w10, w8, ne
|
|
; CHECK-GI-NEXT: strh w8, [x2]
|
|
; CHECK-GI-NEXT: ret
|
|
%x = load <1 x i16>, ptr %px
|
|
%y = load <1 x i16>, ptr %py
|
|
%z = call <1 x i16> @llvm.ssub.sat.v1i16(<1 x i16> %x, <1 x i16> %y)
|
|
store <1 x i16> %z, ptr %pz
|
|
ret void
|
|
}
|
|
|
|
define <16 x i4> @v16i4(<16 x i4> %x, <16 x i4> %y) nounwind {
|
|
; CHECK-LABEL: v16i4:
|
|
; CHECK: // %bb.0:
|
|
; CHECK-NEXT: shl v1.16b, v1.16b, #4
|
|
; CHECK-NEXT: shl v0.16b, v0.16b, #4
|
|
; CHECK-NEXT: sqsub v0.16b, v0.16b, v1.16b
|
|
; CHECK-NEXT: sshr v0.16b, v0.16b, #4
|
|
; CHECK-NEXT: ret
|
|
%z = call <16 x i4> @llvm.ssub.sat.v16i4(<16 x i4> %x, <16 x i4> %y)
|
|
ret <16 x i4> %z
|
|
}
|
|
|
|
define <16 x i1> @v16i1(<16 x i1> %x, <16 x i1> %y) nounwind {
|
|
; CHECK-LABEL: v16i1:
|
|
; CHECK: // %bb.0:
|
|
; CHECK-NEXT: movi v2.16b, #1
|
|
; CHECK-NEXT: eor v1.16b, v1.16b, v2.16b
|
|
; CHECK-NEXT: and v0.16b, v0.16b, v1.16b
|
|
; CHECK-NEXT: ret
|
|
%z = call <16 x i1> @llvm.ssub.sat.v16i1(<16 x i1> %x, <16 x i1> %y)
|
|
ret <16 x i1> %z
|
|
}
|
|
|
|
define void @v1i32(ptr %px, ptr %py, ptr %pz) nounwind {
|
|
; CHECK-SD-LABEL: v1i32:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: ldr s0, [x0]
|
|
; CHECK-SD-NEXT: ldr s1, [x1]
|
|
; CHECK-SD-NEXT: sqsub v0.2s, v0.2s, v1.2s
|
|
; CHECK-SD-NEXT: str s0, [x2]
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v1i32:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: ldr w8, [x0]
|
|
; CHECK-GI-NEXT: ldr w9, [x1]
|
|
; CHECK-GI-NEXT: subs w8, w8, w9
|
|
; CHECK-GI-NEXT: mov w9, #-2147483648 // =0x80000000
|
|
; CHECK-GI-NEXT: cset w10, vs
|
|
; CHECK-GI-NEXT: add w9, w9, w8, asr #31
|
|
; CHECK-GI-NEXT: tst w10, #0x1
|
|
; CHECK-GI-NEXT: csel w8, w9, w8, ne
|
|
; CHECK-GI-NEXT: str w8, [x2]
|
|
; CHECK-GI-NEXT: ret
|
|
%x = load <1 x i32>, ptr %px
|
|
%y = load <1 x i32>, ptr %py
|
|
%z = call <1 x i32> @llvm.ssub.sat.v1i32(<1 x i32> %x, <1 x i32> %y)
|
|
store <1 x i32> %z, ptr %pz
|
|
ret void
|
|
}
|
|
|
|
define <2 x i32> @v2i32(<2 x i32> %x, <2 x i32> %y) nounwind {
|
|
; CHECK-LABEL: v2i32:
|
|
; CHECK: // %bb.0:
|
|
; CHECK-NEXT: sqsub v0.2s, v0.2s, v1.2s
|
|
; CHECK-NEXT: ret
|
|
%z = call <2 x i32> @llvm.ssub.sat.v2i32(<2 x i32> %x, <2 x i32> %y)
|
|
ret <2 x i32> %z
|
|
}
|
|
|
|
define <4 x i32> @v4i32(<4 x i32> %x, <4 x i32> %y) nounwind {
|
|
; CHECK-LABEL: v4i32:
|
|
; CHECK: // %bb.0:
|
|
; CHECK-NEXT: sqsub v0.4s, v0.4s, v1.4s
|
|
; CHECK-NEXT: ret
|
|
%z = call <4 x i32> @llvm.ssub.sat.v4i32(<4 x i32> %x, <4 x i32> %y)
|
|
ret <4 x i32> %z
|
|
}
|
|
|
|
define <8 x i32> @v8i32(<8 x i32> %x, <8 x i32> %y) nounwind {
|
|
; CHECK-SD-LABEL: v8i32:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: sqsub v1.4s, v1.4s, v3.4s
|
|
; CHECK-SD-NEXT: sqsub v0.4s, v0.4s, v2.4s
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v8i32:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: sqsub v0.4s, v0.4s, v2.4s
|
|
; CHECK-GI-NEXT: sqsub v1.4s, v1.4s, v3.4s
|
|
; CHECK-GI-NEXT: ret
|
|
%z = call <8 x i32> @llvm.ssub.sat.v8i32(<8 x i32> %x, <8 x i32> %y)
|
|
ret <8 x i32> %z
|
|
}
|
|
|
|
define <16 x i32> @v16i32(<16 x i32> %x, <16 x i32> %y) nounwind {
|
|
; CHECK-SD-LABEL: v16i32:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: sqsub v2.4s, v2.4s, v6.4s
|
|
; CHECK-SD-NEXT: sqsub v0.4s, v0.4s, v4.4s
|
|
; CHECK-SD-NEXT: sqsub v1.4s, v1.4s, v5.4s
|
|
; CHECK-SD-NEXT: sqsub v3.4s, v3.4s, v7.4s
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v16i32:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: sqsub v0.4s, v0.4s, v4.4s
|
|
; CHECK-GI-NEXT: sqsub v1.4s, v1.4s, v5.4s
|
|
; CHECK-GI-NEXT: sqsub v2.4s, v2.4s, v6.4s
|
|
; CHECK-GI-NEXT: sqsub v3.4s, v3.4s, v7.4s
|
|
; CHECK-GI-NEXT: ret
|
|
%z = call <16 x i32> @llvm.ssub.sat.v16i32(<16 x i32> %x, <16 x i32> %y)
|
|
ret <16 x i32> %z
|
|
}
|
|
|
|
define void @v1i64(ptr %px, ptr %py, ptr %pz) nounwind {
|
|
; CHECK-SD-LABEL: v1i64:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: ldr d0, [x0]
|
|
; CHECK-SD-NEXT: ldr d1, [x1]
|
|
; CHECK-SD-NEXT: sqsub d0, d0, d1
|
|
; CHECK-SD-NEXT: str d0, [x2]
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v1i64:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: ldr x8, [x0]
|
|
; CHECK-GI-NEXT: ldr x9, [x1]
|
|
; CHECK-GI-NEXT: subs x8, x8, x9
|
|
; CHECK-GI-NEXT: mov x9, #-9223372036854775808 // =0x8000000000000000
|
|
; CHECK-GI-NEXT: cset w10, vs
|
|
; CHECK-GI-NEXT: add x9, x9, x8, asr #63
|
|
; CHECK-GI-NEXT: tst w10, #0x1
|
|
; CHECK-GI-NEXT: csel x8, x9, x8, ne
|
|
; CHECK-GI-NEXT: str x8, [x2]
|
|
; CHECK-GI-NEXT: ret
|
|
%x = load <1 x i64>, ptr %px
|
|
%y = load <1 x i64>, ptr %py
|
|
%z = call <1 x i64> @llvm.ssub.sat.v1i64(<1 x i64> %x, <1 x i64> %y)
|
|
store <1 x i64> %z, ptr %pz
|
|
ret void
|
|
}
|
|
|
|
define <2 x i64> @v2i64(<2 x i64> %x, <2 x i64> %y) nounwind {
|
|
; CHECK-LABEL: v2i64:
|
|
; CHECK: // %bb.0:
|
|
; CHECK-NEXT: sqsub v0.2d, v0.2d, v1.2d
|
|
; CHECK-NEXT: ret
|
|
%z = call <2 x i64> @llvm.ssub.sat.v2i64(<2 x i64> %x, <2 x i64> %y)
|
|
ret <2 x i64> %z
|
|
}
|
|
|
|
define <4 x i64> @v4i64(<4 x i64> %x, <4 x i64> %y) nounwind {
|
|
; CHECK-SD-LABEL: v4i64:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: sqsub v1.2d, v1.2d, v3.2d
|
|
; CHECK-SD-NEXT: sqsub v0.2d, v0.2d, v2.2d
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v4i64:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: sqsub v0.2d, v0.2d, v2.2d
|
|
; CHECK-GI-NEXT: sqsub v1.2d, v1.2d, v3.2d
|
|
; CHECK-GI-NEXT: ret
|
|
%z = call <4 x i64> @llvm.ssub.sat.v4i64(<4 x i64> %x, <4 x i64> %y)
|
|
ret <4 x i64> %z
|
|
}
|
|
|
|
define <8 x i64> @v8i64(<8 x i64> %x, <8 x i64> %y) nounwind {
|
|
; CHECK-SD-LABEL: v8i64:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: sqsub v2.2d, v2.2d, v6.2d
|
|
; CHECK-SD-NEXT: sqsub v0.2d, v0.2d, v4.2d
|
|
; CHECK-SD-NEXT: sqsub v1.2d, v1.2d, v5.2d
|
|
; CHECK-SD-NEXT: sqsub v3.2d, v3.2d, v7.2d
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v8i64:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: sqsub v0.2d, v0.2d, v4.2d
|
|
; CHECK-GI-NEXT: sqsub v1.2d, v1.2d, v5.2d
|
|
; CHECK-GI-NEXT: sqsub v2.2d, v2.2d, v6.2d
|
|
; CHECK-GI-NEXT: sqsub v3.2d, v3.2d, v7.2d
|
|
; CHECK-GI-NEXT: ret
|
|
%z = call <8 x i64> @llvm.ssub.sat.v8i64(<8 x i64> %x, <8 x i64> %y)
|
|
ret <8 x i64> %z
|
|
}
|
|
|
|
define <2 x i128> @v2i128(<2 x i128> %x, <2 x i128> %y) nounwind {
|
|
; CHECK-SD-LABEL: v2i128:
|
|
; CHECK-SD: // %bb.0:
|
|
; CHECK-SD-NEXT: subs x8, x0, x4
|
|
; CHECK-SD-NEXT: sbcs x9, x1, x5
|
|
; CHECK-SD-NEXT: asr x10, x9, #63
|
|
; CHECK-SD-NEXT: eor x11, x10, #0x8000000000000000
|
|
; CHECK-SD-NEXT: csel x0, x10, x8, vs
|
|
; CHECK-SD-NEXT: csel x1, x11, x9, vs
|
|
; CHECK-SD-NEXT: subs x8, x2, x6
|
|
; CHECK-SD-NEXT: sbcs x9, x3, x7
|
|
; CHECK-SD-NEXT: asr x10, x9, #63
|
|
; CHECK-SD-NEXT: eor x11, x10, #0x8000000000000000
|
|
; CHECK-SD-NEXT: csel x2, x10, x8, vs
|
|
; CHECK-SD-NEXT: csel x3, x11, x9, vs
|
|
; CHECK-SD-NEXT: ret
|
|
;
|
|
; CHECK-GI-LABEL: v2i128:
|
|
; CHECK-GI: // %bb.0:
|
|
; CHECK-GI-NEXT: subs x9, x0, x4
|
|
; CHECK-GI-NEXT: mov w8, wzr
|
|
; CHECK-GI-NEXT: mov x13, #-9223372036854775808 // =0x8000000000000000
|
|
; CHECK-GI-NEXT: sbcs x10, x1, x5
|
|
; CHECK-GI-NEXT: asr x11, x10, #63
|
|
; CHECK-GI-NEXT: cset w12, vs
|
|
; CHECK-GI-NEXT: cmp w8, #1
|
|
; CHECK-GI-NEXT: adc x14, x11, x13
|
|
; CHECK-GI-NEXT: tst w12, #0x1
|
|
; CHECK-GI-NEXT: csel x0, x11, x9, ne
|
|
; CHECK-GI-NEXT: csel x1, x14, x10, ne
|
|
; CHECK-GI-NEXT: subs x9, x2, x6
|
|
; CHECK-GI-NEXT: sbcs x10, x3, x7
|
|
; CHECK-GI-NEXT: asr x11, x10, #63
|
|
; CHECK-GI-NEXT: cset w12, vs
|
|
; CHECK-GI-NEXT: cmp w8, #1
|
|
; CHECK-GI-NEXT: adc x8, x11, x13
|
|
; CHECK-GI-NEXT: tst w12, #0x1
|
|
; CHECK-GI-NEXT: csel x2, x11, x9, ne
|
|
; CHECK-GI-NEXT: csel x3, x8, x10, ne
|
|
; CHECK-GI-NEXT: ret
|
|
%z = call <2 x i128> @llvm.ssub.sat.v2i128(<2 x i128> %x, <2 x i128> %y)
|
|
ret <2 x i128> %z
|
|
}
|