153 lines
4 KiB
LLVM
153 lines
4 KiB
LLVM
; We currently estimate the cost of sext/zext/trunc v8(v16)i32 <-> v8(v16)i8
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; instructions as expensive. If lowering is improved the cost model needs to
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; change.
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; RUN: opt < %s -passes='print<cost-model>' -mtriple=arm-apple-ios6.0.0 -mcpu=cortex-a8 -disable-output 2>&1 | FileCheck %s --check-prefix=COST
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%T0_5 = type <8 x i8>
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%T1_5 = type <8 x i32>
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; CHECK-LABEL: func_cvt5:
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define void @func_cvt5(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.s8
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; CHECK: vmovl.s16
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; CHECK: vmovl.s16
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%v0 = load %T0_5, ptr %loadaddr
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; COST: func_cvt5
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; COST: cost of 3 {{.*}} sext
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%r = sext %T0_5 %v0 to %T1_5
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store %T1_5 %r, ptr %storeaddr
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ret void
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}
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;; We currently estimate the cost of this instruction as expensive. If lowering
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;; is improved the cost needs to change.
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%TA0_5 = type <8 x i8>
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%TA1_5 = type <8 x i32>
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; CHECK-LABEL: func_cvt1:
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define void @func_cvt1(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.u8
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; CHECK: vmovl.u16
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; CHECK: vmovl.u16
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%v0 = load %TA0_5, ptr %loadaddr
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; COST: func_cvt1
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; COST: cost of 3 {{.*}} zext
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%r = zext %TA0_5 %v0 to %TA1_5
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store %TA1_5 %r, ptr %storeaddr
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ret void
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}
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%T0_51 = type <8 x i32>
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%T1_51 = type <8 x i8>
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; CHECK-LABEL: func_cvt51:
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define void @func_cvt51(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovn.i32
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; CHECK: vmovn.i32
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; CHECK: vmovn.i16
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%v0 = load %T0_51, ptr %loadaddr
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; COST: func_cvt51
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; COST: cost of 3 {{.*}} trunc
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%r = trunc %T0_51 %v0 to %T1_51
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store %T1_51 %r, ptr %storeaddr
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ret void
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}
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%TT0_5 = type <16 x i8>
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%TT1_5 = type <16 x i32>
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; CHECK-LABEL: func_cvt52:
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define void @func_cvt52(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.s16
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; CHECK: vmovl.s16
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; CHECK: vmovl.s16
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; CHECK: vmovl.s16
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%v0 = load %TT0_5, ptr %loadaddr
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; COST: func_cvt52
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; COST: cost of 6 {{.*}} sext
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%r = sext %TT0_5 %v0 to %TT1_5
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store %TT1_5 %r, ptr %storeaddr
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ret void
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}
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;; We currently estimate the cost of this instruction as expensive. If lowering
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;; is improved the cost needs to change.
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%TTA0_5 = type <16 x i8>
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%TTA1_5 = type <16 x i32>
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; CHECK-LABEL: func_cvt12:
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define void @func_cvt12(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.u16
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; CHECK: vmovl.u16
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; CHECK: vmovl.u16
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; CHECK: vmovl.u16
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%v0 = load %TTA0_5, ptr %loadaddr
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; COST: func_cvt12
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; COST: cost of 6 {{.*}} zext
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%r = zext %TTA0_5 %v0 to %TTA1_5
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store %TTA1_5 %r, ptr %storeaddr
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ret void
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}
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%TT0_51 = type <16 x i32>
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%TT1_51 = type <16 x i8>
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; CHECK-LABEL: func_cvt512:
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define void @func_cvt512(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovn.i32
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; CHECK: vmovn.i32
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; CHECK: vmovn.i32
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; CHECK: vmovn.i32
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; CHECK: vmovn.i16
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; CHECK: vmovn.i16
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%v0 = load %TT0_51, ptr %loadaddr
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; COST: func_cvt512
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; COST: cost of 6 {{.*}} trunc
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%r = trunc %TT0_51 %v0 to %TT1_51
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store %TT1_51 %r, ptr %storeaddr
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ret void
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}
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; CHECK-LABEL: sext_v4i16_v4i64:
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define void @sext_v4i16_v4i64(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.s32
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; CHECK: vmovl.s32
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%v0 = load <4 x i16>, ptr %loadaddr
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; COST: sext_v4i16_v4i64
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; COST: cost of 3 {{.*}} sext
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%r = sext <4 x i16> %v0 to <4 x i64>
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store <4 x i64> %r, ptr %storeaddr
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ret void
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}
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; CHECK-LABEL: zext_v4i16_v4i64:
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define void @zext_v4i16_v4i64(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.u32
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; CHECK: vmovl.u32
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%v0 = load <4 x i16>, ptr %loadaddr
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; COST: zext_v4i16_v4i64
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; COST: cost of 3 {{.*}} zext
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%r = zext <4 x i16> %v0 to <4 x i64>
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store <4 x i64> %r, ptr %storeaddr
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ret void
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}
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; CHECK-LABEL: sext_v8i16_v8i64:
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define void @sext_v8i16_v8i64(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.s32
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; CHECK: vmovl.s32
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; CHECK: vmovl.s32
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; CHECK: vmovl.s32
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%v0 = load <8 x i16>, ptr %loadaddr
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; COST: sext_v8i16_v8i64
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; COST: cost of 6 {{.*}} sext
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%r = sext <8 x i16> %v0 to <8 x i64>
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store <8 x i64> %r, ptr %storeaddr
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ret void
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}
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; CHECK-LABEL: zext_v8i16_v8i64:
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define void @zext_v8i16_v8i64(ptr %loadaddr, ptr %storeaddr) {
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; CHECK: vmovl.u32
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; CHECK: vmovl.u32
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; CHECK: vmovl.u32
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; CHECK: vmovl.u32
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%v0 = load <8 x i16>, ptr %loadaddr
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; COST: zext_v8i16_v8i64
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; COST: cost of 6 {{.*}} zext
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%r = zext <8 x i16> %v0 to <8 x i64>
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store <8 x i64> %r, ptr %storeaddr
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ret void
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}
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