forked from OSchip/llvm-project
[ARM] Disable MVE fptosi and friends
The prevents us from trying to convert an i1 predicate vector to a float, or vice-versa. Better patterns are possible, which will follow in a subsequent commit. For now we just expand them. Differential Revision: https://reviews.llvm.org/D65066 llvm-svn: 366931
This commit is contained in:
David Green
parent
c19c30776a
commit
047a0b6575
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@ -349,6 +349,10 @@ void ARMTargetLowering::addMVEVectorTypes(bool HasMVEFP) {
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setOperationAction(ISD::EXTRACT_VECTOR_ELT, VT, Custom);
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setOperationAction(ISD::SETCC, VT, Custom);
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setOperationAction(ISD::SCALAR_TO_VECTOR, VT, Expand);
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setOperationAction(ISD::FP_TO_SINT, VT, Expand);
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setOperationAction(ISD::FP_TO_UINT, VT, Expand);
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setOperationAction(ISD::SINT_TO_FP, VT, Expand);
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setOperationAction(ISD::UINT_TO_FP, VT, Expand);
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}
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}
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@ -1,13 +1,13 @@
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; 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 -verify-machineinstrs %s -o - | FileCheck %s
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; RUN: llc -mtriple=thumbv8.1m.main-arm-none-eabi -mattr=+mve.fp -verify-machineinstrs %s -o - | FileCheck %s
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define arm_aapcs_vfpcc <4 x i32> @sext_v4i1_v4i32(<4 x i32> %src) {
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; CHECK-LABEL: sext_v4i1_v4i32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i32 q1, #0x0
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; CHECK-NEXT: vmov.i8 q2, #0xff
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; CHECK-NEXT: vcmp.s32 gt, q0, zr
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; CHECK-NEXT: vmov.i32 q0, #0x0
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; CHECK-NEXT: vmov.i8 q1, #0xff
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <4 x i32> %src, zeroinitializer
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@ -18,10 +18,10 @@ entry:
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define arm_aapcs_vfpcc <8 x i16> @sext_v8i1_v8i16(<8 x i16> %src) {
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; CHECK-LABEL: sext_v8i1_v8i16:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i16 q1, #0x0
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; CHECK-NEXT: vmov.i8 q2, #0xff
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; CHECK-NEXT: vcmp.s16 gt, q0, zr
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; CHECK-NEXT: vmov.i16 q0, #0x0
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; CHECK-NEXT: vmov.i8 q1, #0xff
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <8 x i16> %src, zeroinitializer
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@ -32,10 +32,10 @@ entry:
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define arm_aapcs_vfpcc <16 x i8> @sext_v16i1_v16i8(<16 x i8> %src) {
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; CHECK-LABEL: sext_v16i1_v16i8:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i8 q1, #0x0
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; CHECK-NEXT: vmov.i8 q2, #0xff
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; CHECK-NEXT: vcmp.s8 gt, q0, zr
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; CHECK-NEXT: vmov.i8 q0, #0x0
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; CHECK-NEXT: vmov.i8 q1, #0xff
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <16 x i8> %src, zeroinitializer
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@ -46,31 +46,30 @@ entry:
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define arm_aapcs_vfpcc <2 x i64> @sext_v2i1_v2i64(<2 x i64> %src) {
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; CHECK-LABEL: sext_v2i1_v2i64:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov r1, s0
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; CHECK-NEXT: movs r2, #0
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; CHECK-NEXT: vmov r0, s1
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: sbcs.w r0, r2, r0
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; CHECK-NEXT: vmov r1, s2
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; CHECK-NEXT: movs r2, #0
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; CHECK-NEXT: vmov r0, s3
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; CHECK-NEXT: vmov r3, s0
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: vmov r1, s1
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; CHECK-NEXT: sbcs.w r0, r2, r0
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; CHECK-NEXT: mov.w r0, #0
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; CHECK-NEXT: it lt
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; CHECK-NEXT: movlt r0, #1
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; CHECK-NEXT: cmp r0, #0
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; CHECK-NEXT: it ne
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; CHECK-NEXT: movne.w r0, #-1
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; CHECK-NEXT: vmov.32 q1[0], r0
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; CHECK-NEXT: vmov.32 q1[1], r0
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; CHECK-NEXT: vmov r0, s3
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: sbcs.w r0, r2, r0
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; CHECK-NEXT: rsbs r3, r3, #0
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; CHECK-NEXT: sbcs.w r1, r2, r1
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; CHECK-NEXT: it lt
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; CHECK-NEXT: movlt r2, #1
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; CHECK-NEXT: cmp r2, #0
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; CHECK-NEXT: it ne
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; CHECK-NEXT: movne.w r2, #-1
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; CHECK-NEXT: vmov.32 q1[2], r2
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; CHECK-NEXT: vmov.32 q1[3], r2
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; CHECK-NEXT: vmov q0, q1
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; CHECK-NEXT: vmov.32 q0[0], r2
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; CHECK-NEXT: vmov.32 q0[1], r2
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; CHECK-NEXT: vmov.32 q0[2], r0
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; CHECK-NEXT: vmov.32 q0[3], r0
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <2 x i64> %src, zeroinitializer
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@ -82,10 +81,10 @@ entry:
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define arm_aapcs_vfpcc <4 x i32> @zext_v4i1_v4i32(<4 x i32> %src) {
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; CHECK-LABEL: zext_v4i1_v4i32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i32 q1, #0x0
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; CHECK-NEXT: vmov.i32 q2, #0x1
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; CHECK-NEXT: vcmp.s32 gt, q0, zr
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; CHECK-NEXT: vmov.i32 q0, #0x0
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; CHECK-NEXT: vmov.i32 q1, #0x1
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <4 x i32> %src, zeroinitializer
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@ -96,10 +95,10 @@ entry:
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define arm_aapcs_vfpcc <8 x i16> @zext_v8i1_v8i16(<8 x i16> %src) {
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; CHECK-LABEL: zext_v8i1_v8i16:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i16 q1, #0x0
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; CHECK-NEXT: vmov.i16 q2, #0x1
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; CHECK-NEXT: vcmp.s16 gt, q0, zr
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; CHECK-NEXT: vmov.i16 q0, #0x0
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; CHECK-NEXT: vmov.i16 q1, #0x1
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <8 x i16> %src, zeroinitializer
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@ -110,10 +109,10 @@ entry:
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define arm_aapcs_vfpcc <16 x i8> @zext_v16i1_v16i8(<16 x i8> %src) {
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; CHECK-LABEL: zext_v16i1_v16i8:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov.i8 q1, #0x0
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; CHECK-NEXT: vmov.i8 q2, #0x1
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; CHECK-NEXT: vcmp.s8 gt, q0, zr
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; CHECK-NEXT: vmov.i8 q0, #0x0
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; CHECK-NEXT: vmov.i8 q1, #0x1
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; CHECK-NEXT: vpsel q0, q1, q0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <16 x i8> %src, zeroinitializer
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@ -124,31 +123,31 @@ entry:
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define arm_aapcs_vfpcc <2 x i64> @zext_v2i1_v2i64(<2 x i64> %src) {
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; CHECK-LABEL: zext_v2i1_v2i64:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vmov r1, s0
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; CHECK-NEXT: movs r2, #0
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; CHECK-NEXT: vmov r0, s1
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: sbcs.w r0, r2, r0
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; CHECK-NEXT: vmov r1, s2
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; CHECK-NEXT: mov.w r0, #0
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; CHECK-NEXT: vmov r2, s2
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; CHECK-NEXT: adr r1, .LCPI7_0
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; CHECK-NEXT: vldrw.u32 q1, [r1]
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; CHECK-NEXT: vmov r1, s3
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; CHECK-NEXT: vmov r3, s0
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; CHECK-NEXT: movs r0, #0
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; CHECK-NEXT: rsbs r2, r2, #0
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; CHECK-NEXT: vmov r2, s1
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; CHECK-NEXT: sbcs.w r1, r0, r1
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; CHECK-NEXT: mov.w r1, #0
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; CHECK-NEXT: it lt
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; CHECK-NEXT: movlt r1, #1
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; CHECK-NEXT: cmp r1, #0
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; CHECK-NEXT: it ne
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; CHECK-NEXT: movne.w r1, #-1
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; CHECK-NEXT: rsbs r3, r3, #0
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; CHECK-NEXT: sbcs.w r2, r0, r2
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; CHECK-NEXT: it lt
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; CHECK-NEXT: movlt r0, #1
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; CHECK-NEXT: cmp r0, #0
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; CHECK-NEXT: it ne
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; CHECK-NEXT: movne.w r0, #-1
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; CHECK-NEXT: vmov.32 q1[0], r0
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; CHECK-NEXT: vmov r0, s3
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: sbcs.w r0, r2, r0
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; CHECK-NEXT: it lt
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; CHECK-NEXT: movlt r2, #1
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; CHECK-NEXT: adr r0, .LCPI7_0
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; CHECK-NEXT: cmp r2, #0
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; CHECK-NEXT: vldrw.u32 q0, [r0]
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; CHECK-NEXT: it ne
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; CHECK-NEXT: movne.w r2, #-1
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; CHECK-NEXT: vmov.32 q1[2], r2
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; CHECK-NEXT: vand q0, q1, q0
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; CHECK-NEXT: vmov.32 q0[0], r0
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; CHECK-NEXT: vmov.32 q0[2], r1
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; CHECK-NEXT: vand q0, q0, q1
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; CHECK-NEXT: bx lr
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; CHECK-NEXT: .p2align 4
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; CHECK-NEXT: @ %bb.1:
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@ -162,3 +161,115 @@ entry:
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%0 = zext <2 x i1> %c to <2 x i64>
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ret <2 x i64> %0
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}
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define arm_aapcs_vfpcc <4 x float> @uitofp_v4i1_v4f32(<4 x i32> %src) {
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; CHECK-LABEL: uitofp_v4i1_v4f32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vcmp.s32 gt, q0, zr
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; CHECK-NEXT: vmrs r0, p0
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; CHECK-NEXT: ubfx r1, r0, #8, #1
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; CHECK-NEXT: ubfx r2, r0, #12, #1
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; CHECK-NEXT: vmov s0, r2
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; CHECK-NEXT: vmov s4, r1
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; CHECK-NEXT: vcvt.f32.u32 s3, s0
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; CHECK-NEXT: ubfx r2, r0, #4, #1
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; CHECK-NEXT: vcvt.f32.u32 s2, s4
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; CHECK-NEXT: and r0, r0, #1
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; CHECK-NEXT: vmov s4, r2
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; CHECK-NEXT: vcvt.f32.u32 s1, s4
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; CHECK-NEXT: vmov s4, r0
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; CHECK-NEXT: vcvt.f32.u32 s0, s4
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <4 x i32> %src, zeroinitializer
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%0 = uitofp <4 x i1> %c to <4 x float>
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ret <4 x float> %0
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}
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define arm_aapcs_vfpcc <4 x float> @sitofp_v4i1_v4f32(<4 x i32> %src) {
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; CHECK-LABEL: sitofp_v4i1_v4f32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vcmp.s32 gt, q0, zr
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; CHECK-NEXT: vmrs r0, p0
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; CHECK-NEXT: and r1, r0, #1
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; CHECK-NEXT: ubfx r2, r0, #8, #1
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; CHECK-NEXT: ubfx r3, r0, #4, #1
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; CHECK-NEXT: ubfx r0, r0, #12, #1
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; CHECK-NEXT: rsbs r2, r2, #0
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; CHECK-NEXT: rsbs r0, r0, #0
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; CHECK-NEXT: vmov s4, r2
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; CHECK-NEXT: vmov s0, r0
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; CHECK-NEXT: rsbs r0, r3, #0
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; CHECK-NEXT: vcvt.f32.s32 s3, s0
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; CHECK-NEXT: vcvt.f32.s32 s2, s4
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; CHECK-NEXT: vmov s4, r0
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; CHECK-NEXT: rsbs r0, r1, #0
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; CHECK-NEXT: vcvt.f32.s32 s1, s4
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; CHECK-NEXT: vmov s4, r0
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; CHECK-NEXT: vcvt.f32.s32 s0, s4
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; CHECK-NEXT: bx lr
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entry:
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%c = icmp sgt <4 x i32> %src, zeroinitializer
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%0 = sitofp <4 x i1> %c to <4 x float>
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ret <4 x float> %0
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}
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define arm_aapcs_vfpcc <4 x float> @fptoui_v4i1_v4f32(<4 x float> %src) {
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; CHECK-LABEL: fptoui_v4i1_v4f32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vcvt.s32.f32 s4, s0
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; CHECK-NEXT: movs r0, #0
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; CHECK-NEXT: vmov.f32 q2, #1.000000e+00
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vcvt.s32.f32 s4, s1
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: bfi r0, r1, #0, #4
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vcvt.s32.f32 s4, s2
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; CHECK-NEXT: vcvt.s32.f32 s0, s3
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: bfi r0, r1, #4, #4
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vmov.i32 q1, #0x0
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: bfi r0, r1, #8, #4
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; CHECK-NEXT: vmov r1, s0
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; CHECK-NEXT: rsbs r1, r1, #0
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; CHECK-NEXT: bfi r0, r1, #12, #4
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; CHECK-NEXT: vmsr p0, r0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%0 = fptoui <4 x float> %src to <4 x i1>
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%s = select <4 x i1> %0, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> zeroinitializer
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ret <4 x float> %s
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}
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define arm_aapcs_vfpcc <4 x float> @fptosi_v4i1_v4f32(<4 x float> %src) {
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; CHECK-LABEL: fptosi_v4i1_v4f32:
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; CHECK: @ %bb.0: @ %entry
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; CHECK-NEXT: vcvt.s32.f32 s4, s0
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; CHECK-NEXT: movs r0, #0
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; CHECK-NEXT: vmov.f32 q2, #1.000000e+00
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vcvt.s32.f32 s4, s1
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; CHECK-NEXT: bfi r0, r1, #0, #4
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vcvt.s32.f32 s4, s2
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; CHECK-NEXT: bfi r0, r1, #4, #4
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; CHECK-NEXT: vcvt.s32.f32 s0, s3
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; CHECK-NEXT: vmov r1, s4
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; CHECK-NEXT: vmov.i32 q1, #0x0
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; CHECK-NEXT: bfi r0, r1, #8, #4
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; CHECK-NEXT: vmov r1, s0
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; CHECK-NEXT: bfi r0, r1, #12, #4
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; CHECK-NEXT: vmsr p0, r0
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; CHECK-NEXT: vpsel q0, q2, q1
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; CHECK-NEXT: bx lr
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entry:
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%0 = fptosi <4 x float> %src to <4 x i1>
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%s = select <4 x i1> %0, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> zeroinitializer
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ret <4 x float> %s
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}
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