| ; RUN: llc -aarch64-sve-vector-bits-min=128 -asm-verbose=0 < %s | FileCheck %s -check-prefix=NO_SVE |
| ; RUN: llc -aarch64-sve-vector-bits-min=256 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256 |
| ; RUN: llc -aarch64-sve-vector-bits-min=384 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256 |
| ; RUN: llc -aarch64-sve-vector-bits-min=512 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512 |
| ; RUN: llc -aarch64-sve-vector-bits-min=640 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512 |
| ; RUN: llc -aarch64-sve-vector-bits-min=768 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512 |
| ; RUN: llc -aarch64-sve-vector-bits-min=896 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1024 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1152 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1280 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1408 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1536 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1664 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1792 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=1920 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024 |
| ; RUN: llc -aarch64-sve-vector-bits-min=2048 -asm-verbose=0 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256,VBITS_GE_512,VBITS_GE_1024,VBITS_GE_2048 |
| |
| target triple = "aarch64-unknown-linux-gnu" |
| |
| ; Don't use SVE when its registers are no bigger than NEON. |
| ; NO_SVE-NOT: ptrue |
| |
| ; |
| ; extractelement |
| ; |
| |
| ; Don't use SVE for 64-bit vectors. |
| define half @extractelement_v4f16(<4 x half> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v4f16: |
| ; CHECK: mov h0, v0.h[3] |
| ; CHECK-NEXT: ret |
| %r = extractelement <4 x half> %op1, i64 3 |
| ret half %r |
| } |
| |
| ; Don't use SVE for 128-bit vectors. |
| define half @extractelement_v8f16(<8 x half> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v8f16: |
| ; CHECK: mov h0, v0.h[7] |
| ; CHECK-NEXT: ret |
| %r = extractelement <8 x half> %op1, i64 7 |
| ret half %r |
| } |
| |
| define half @extractelement_v16f16(<16 x half>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v16f16: |
| ; VBITS_GE_256: ptrue p0.h, vl16 |
| ; VBITS_GE_256-NEXT: ld1h { z0.h }, p0/z, [x0] |
| ; VBITS_GE_256-NEXT: mov z0.h, z0.h[15] |
| ; VBITS_GE_256-NEXT: ret |
| %op1 = load <16 x half>, <16 x half>* %a |
| %r = extractelement <16 x half> %op1, i64 15 |
| ret half %r |
| } |
| |
| define half @extractelement_v32f16(<32 x half>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v32f16: |
| ; VBITS_GE_512: ptrue p0.h, vl32 |
| ; VBITS_GE_512-NEXT: ld1h { z0.h }, p0/z, [x0] |
| ; VBITS_GE_512-NEXT: mov z0.h, z0.h[31] |
| ; VBITS_GE_512-NEXT: ret |
| %op1 = load <32 x half>, <32 x half>* %a |
| %r = extractelement <32 x half> %op1, i64 31 |
| ret half %r |
| } |
| |
| define half @extractelement_v64f16(<64 x half>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v64f16: |
| ; VBITS_GE_1024: ptrue p0.h, vl64 |
| ; VBITS_GE_1024-NEXT: mov w8, #63 |
| ; VBITS_GE_1024-NEXT: ld1h { z0.h }, p0/z, [x0] |
| ; VBITS_GE_1024-NEXT: whilels p0.h, xzr, x8 |
| ; VBITS_GE_1024-NEXT: lastb h0, p0, z0.h |
| ; VBITS_GE_1024-NEXT: ret |
| %op1 = load <64 x half>, <64 x half>* %a |
| %r = extractelement <64 x half> %op1, i64 63 |
| ret half %r |
| } |
| |
| define half @extractelement_v128f16(<128 x half>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v128f16: |
| ; VBITS_GE_2048: ptrue p0.h, vl128 |
| ; VBITS_GE_2048-NEXT: mov w8, #127 |
| ; VBITS_GE_2048-NEXT: ld1h { z0.h }, p0/z, [x0] |
| ; VBITS_GE_2048-NEXT: whilels p0.h, xzr, x8 |
| ; VBITS_GE_2048-NEXT: lastb h0, p0, z0.h |
| ; VBITS_GE_2048-NEXT: ret |
| %op1 = load <128 x half>, <128 x half>* %a |
| %r = extractelement <128 x half> %op1, i64 127 |
| ret half %r |
| } |
| |
| ; Don't use SVE for 64-bit vectors. |
| define float @extractelement_v2f32(<2 x float> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v2f32: |
| ; CHECK: mov s0, v0.s[1] |
| ; CHECK-NEXT: ret |
| %r = extractelement <2 x float> %op1, i64 1 |
| ret float %r |
| } |
| |
| ; Don't use SVE for 128-bit vectors. |
| define float @extractelement_v4f32(<4 x float> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v4f32: |
| ; CHECK: mov s0, v0.s[3] |
| ; CHECK-NEXT: ret |
| %r = extractelement <4 x float> %op1, i64 3 |
| ret float %r |
| } |
| |
| define float @extractelement_v8f32(<8 x float>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v8f32: |
| ; VBITS_GE_256: ptrue p0.s, vl8 |
| ; VBITS_GE_256-NEXT: ld1w { z0.s }, p0/z, [x0] |
| ; VBITS_GE_256-NEXT: mov z0.s, z0.s[7] |
| ; VBITS_GE_256-NEXT: ret |
| %op1 = load <8 x float>, <8 x float>* %a |
| %r = extractelement <8 x float> %op1, i64 7 |
| ret float %r |
| } |
| |
| define float @extractelement_v16f32(<16 x float>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v16f32: |
| ; VBITS_GE_512: ptrue p0.s, vl16 |
| ; VBITS_GE_512-NEXT: ld1w { z0.s }, p0/z, [x0] |
| ; VBITS_GE_512-NEXT: mov z0.s, z0.s[15] |
| ; VBITS_GE_512-NEXT: ret |
| %op1 = load <16 x float>, <16 x float>* %a |
| %r = extractelement <16 x float> %op1, i64 15 |
| ret float %r |
| } |
| |
| define float @extractelement_v32f32(<32 x float>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v32f32: |
| ; VBITS_GE_1024: ptrue p0.s, vl32 |
| ; VBITS_GE_1024-NEXT: mov w8, #31 |
| ; VBITS_GE_1024-NEXT: ld1w { z0.s }, p0/z, [x0] |
| ; VBITS_GE_1024-NEXT: whilels p0.s, xzr, x8 |
| ; VBITS_GE_1024-NEXT: lastb s0, p0, z0.s |
| ; VBITS_GE_1024-NEXT: ret |
| %op1 = load <32 x float>, <32 x float>* %a |
| %r = extractelement <32 x float> %op1, i64 31 |
| ret float %r |
| } |
| |
| define float @extractelement_v64f32(<64 x float>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v64f32: |
| ; VBITS_GE_2048: ptrue p0.s, vl64 |
| ; VBITS_GE_2048-NEXT: mov w8, #63 |
| ; VBITS_GE_2048-NEXT: ld1w { z0.s }, p0/z, [x0] |
| ; VBITS_GE_2048-NEXT: whilels p0.s, xzr, x8 |
| ; VBITS_GE_2048-NEXT: lastb s0, p0, z0.s |
| ; VBITS_GE_2048-NEXT: ret |
| %op1 = load <64 x float>, <64 x float>* %a |
| %r = extractelement <64 x float> %op1, i64 63 |
| ret float %r |
| } |
| |
| ; Don't use SVE for 64-bit vectors. |
| define double @extractelement_v1f64(<1 x double> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v1f64: |
| ; CHECK: ret |
| %r = extractelement <1 x double> %op1, i64 0 |
| ret double %r |
| } |
| |
| ; Don't use SVE for 128-bit vectors. |
| define double @extractelement_v2f64(<2 x double> %op1) #0 { |
| ; CHECK-LABEL: extractelement_v2f64: |
| ; CHECK: mov d0, v0.d[1] |
| ; CHECK-NEXT: ret |
| %r = extractelement <2 x double> %op1, i64 1 |
| ret double %r |
| } |
| |
| define double @extractelement_v4f64(<4 x double>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v4f64: |
| ; VBITS_GE_256: ptrue p0.d, vl4 |
| ; VBITS_GE_256-NEXT: ld1d { z0.d }, p0/z, [x0] |
| ; VBITS_GE_256-NEXT: mov z0.d, z0.d[3] |
| ; VBITS_GE_256-NEXT: ret |
| %op1 = load <4 x double>, <4 x double>* %a |
| %r = extractelement <4 x double> %op1, i64 3 |
| ret double %r |
| } |
| |
| define double @extractelement_v8f64(<8 x double>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v8f64: |
| ; VBITS_GE_512: ptrue p0.d, vl8 |
| ; VBITS_GE_512-NEXT: ld1d { z0.d }, p0/z, [x0] |
| ; VBITS_GE_512-NEXT: mov z0.d, z0.d[7] |
| ; VBITS_GE_512-NEXT: ret |
| %op1 = load <8 x double>, <8 x double>* %a |
| %r = extractelement <8 x double> %op1, i64 7 |
| ret double %r |
| } |
| |
| define double @extractelement_v16f64(<16 x double>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v16f64: |
| ; VBITS_GE_1024: ptrue p0.d, vl16 |
| ; VBITS_GE_1024-NEXT: mov w8, #15 |
| ; VBITS_GE_1024-NEXT: ld1d { z0.d }, p0/z, [x0] |
| ; VBITS_GE_1024-NEXT: whilels p0.d, xzr, x8 |
| ; VBITS_GE_1024-NEXT: lastb d0, p0, z0.d |
| ; VBITS_GE_1024-NEXT: ret |
| %op1 = load <16 x double>, <16 x double>* %a |
| %r = extractelement <16 x double> %op1, i64 15 |
| ret double %r |
| } |
| |
| define double @extractelement_v32f64(<32 x double>* %a) #0 { |
| ; CHECK-LABEL: extractelement_v32f64: |
| ; VBITS_GE_2048: ptrue p0.d, vl32 |
| ; VBITS_GE_2048-NEXT: mov w8, #31 |
| ; VBITS_GE_2048-NEXT: ld1d { z0.d }, p0/z, [x0] |
| ; VBITS_GE_2048-NEXT: whilels p0.d, xzr, x8 |
| ; VBITS_GE_2048-NEXT: lastb d0, p0, z0.d |
| ; VBITS_GE_2048-NEXT: ret |
| %op1 = load <32 x double>, <32 x double>* %a |
| %r = extractelement <32 x double> %op1, i64 31 |
| ret double %r |
| } |
| |
| attributes #0 = { "target-features"="+sve" } |