[clang] [llvm] [FMV] Add alias for FEAT_RDM and change priorities according to ACLE. (PR #79316)
Alexandros Lamprineas via cfe-commits
cfe-commits at lists.llvm.org
Fri Jan 26 05:16:26 PST 2024
https://github.com/labrinea updated https://github.com/llvm/llvm-project/pull/79316
>From 3e0a3fe637ad6e815d0ca62f38d39c2a27f8b5d5 Mon Sep 17 00:00:00 2001
From: Alexandros Lamprineas <alexandros.lamprineas at arm.com>
Date: Wed, 24 Jan 2024 15:26:01 +0000
Subject: [PATCH] [FMV] Change feature priorities according to ACLE.
This patch follows the latest ACLE specification as shown in PR
https://github.com/ARM-software/acle/pull/279. It adjusts the
priorities for FEAT_DOTPROD, FEAT_SM4, FEAT_FP16FML, FEAT_RDM.
---
clang/test/CodeGen/attr-target-version.c | 30 +++++++++----------
.../llvm/TargetParser/AArch64TargetParser.h | 8 ++---
2 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/clang/test/CodeGen/attr-target-version.c b/clang/test/CodeGen/attr-target-version.c
index feb6c094ab62b1a..2a96697e4291b9b 100644
--- a/clang/test/CodeGen/attr-target-version.c
+++ b/clang/test/CodeGen/attr-target-version.c
@@ -364,36 +364,36 @@ int hoo(void) {
// CHECK-NEXT: ret ptr @fmv_inline._Mdpb2Mjscvt
// CHECK: resolver_else22:
// CHECK-NEXT: [[TMP48:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
-// CHECK-NEXT: [[TMP49:%.*]] = and i64 [[TMP48]], 16400
-// CHECK-NEXT: [[TMP50:%.*]] = icmp eq i64 [[TMP49]], 16400
+// CHECK-NEXT: [[TMP49:%.*]] = and i64 [[TMP48]], 8
+// CHECK-NEXT: [[TMP50:%.*]] = icmp eq i64 [[TMP49]], 8
// CHECK-NEXT: [[TMP51:%.*]] = and i1 true, [[TMP50]]
// CHECK-NEXT: br i1 [[TMP51]], label [[RESOLVER_RETURN23:%.*]], label [[RESOLVER_ELSE24:%.*]]
// CHECK: resolver_return23:
-// CHECK-NEXT: ret ptr @fmv_inline._MdotprodMaes
+// CHECK-NEXT: ret ptr @fmv_inline._MsimdMfp16fml
// CHECK: resolver_else24:
// CHECK-NEXT: [[TMP52:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
-// CHECK-NEXT: [[TMP53:%.*]] = and i64 [[TMP52]], 8
-// CHECK-NEXT: [[TMP54:%.*]] = icmp eq i64 [[TMP53]], 8
+// CHECK-NEXT: [[TMP53:%.*]] = and i64 [[TMP52]], 16400
+// CHECK-NEXT: [[TMP54:%.*]] = icmp eq i64 [[TMP53]], 16400
// CHECK-NEXT: [[TMP55:%.*]] = and i1 true, [[TMP54]]
// CHECK-NEXT: br i1 [[TMP55]], label [[RESOLVER_RETURN25:%.*]], label [[RESOLVER_ELSE26:%.*]]
// CHECK: resolver_return25:
-// CHECK-NEXT: ret ptr @fmv_inline._Mfp16fmlMsimd
+// CHECK-NEXT: ret ptr @fmv_inline._MdotprodMaes
// CHECK: resolver_else26:
// CHECK-NEXT: [[TMP56:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
-// CHECK-NEXT: [[TMP57:%.*]] = and i64 [[TMP56]], 32
-// CHECK-NEXT: [[TMP58:%.*]] = icmp eq i64 [[TMP57]], 32
+// CHECK-NEXT: [[TMP57:%.*]] = and i64 [[TMP56]], 192
+// CHECK-NEXT: [[TMP58:%.*]] = icmp eq i64 [[TMP57]], 192
// CHECK-NEXT: [[TMP59:%.*]] = and i1 true, [[TMP58]]
// CHECK-NEXT: br i1 [[TMP59]], label [[RESOLVER_RETURN27:%.*]], label [[RESOLVER_ELSE28:%.*]]
// CHECK: resolver_return27:
-// CHECK-NEXT: ret ptr @fmv_inline._Msm4Mfp
+// CHECK-NEXT: ret ptr @fmv_inline._MlseMrdm
// CHECK: resolver_else28:
// CHECK-NEXT: [[TMP60:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
-// CHECK-NEXT: [[TMP61:%.*]] = and i64 [[TMP60]], 192
-// CHECK-NEXT: [[TMP62:%.*]] = icmp eq i64 [[TMP61]], 192
+// CHECK-NEXT: [[TMP61:%.*]] = and i64 [[TMP60]], 32
+// CHECK-NEXT: [[TMP62:%.*]] = icmp eq i64 [[TMP61]], 32
// CHECK-NEXT: [[TMP63:%.*]] = and i1 true, [[TMP62]]
// CHECK-NEXT: br i1 [[TMP63]], label [[RESOLVER_RETURN29:%.*]], label [[RESOLVER_ELSE30:%.*]]
// CHECK: resolver_return29:
-// CHECK-NEXT: ret ptr @fmv_inline._MrdmMlse
+// CHECK-NEXT: ret ptr @fmv_inline._MfpMsm4
// CHECK: resolver_else30:
// CHECK-NEXT: ret ptr @fmv_inline.default
//
@@ -659,21 +659,21 @@ int hoo(void) {
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Mfp16fmlMsimd
+// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MsimdMfp16fml
// CHECK-SAME: () #[[ATTR7]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 14
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_inline._Msm4Mfp
+// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MfpMsm4
// CHECK-SAME: () #[[ATTR24:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 15
//
//
// CHECK: Function Attrs: noinline nounwind optnone
-// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MrdmMlse
+// CHECK-LABEL: define {{[^@]+}}@fmv_inline._MlseMrdm
// CHECK-SAME: () #[[ATTR25:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: ret i32 16
diff --git a/llvm/include/llvm/TargetParser/AArch64TargetParser.h b/llvm/include/llvm/TargetParser/AArch64TargetParser.h
index 623fdc21ba65a6e..1ac041591b5637f 100644
--- a/llvm/include/llvm/TargetParser/AArch64TargetParser.h
+++ b/llvm/include/llvm/TargetParser/AArch64TargetParser.h
@@ -222,7 +222,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"d128", AArch64::AEK_D128, "+d128", "-d128", FEAT_INIT, "", 0},
{"dgh", AArch64::AEK_NONE, {}, {}, FEAT_DGH, "", 260},
{"dit", AArch64::AEK_NONE, {}, {}, FEAT_DIT, "+dit", 180},
- {"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 50},
+ {"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 104},
{"dpb", AArch64::AEK_NONE, {}, {}, FEAT_DPB, "+ccpp", 190},
{"dpb2", AArch64::AEK_NONE, {}, {}, FEAT_DPB2, "+ccpp,+ccdp", 200},
{"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290},
@@ -233,7 +233,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30},
{"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP, "+fp-armv8,+neon", 90},
{"fp16", AArch64::AEK_FP16, "+fullfp16", "-fullfp16", FEAT_FP16, "+fullfp16,+fp-armv8,+neon", 170},
- {"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 40},
+ {"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 175},
{"frintts", AArch64::AEK_NONE, {}, {}, FEAT_FRINTTS, "+fptoint", 250},
{"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_INIT, "", 0},
{"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270},
@@ -259,7 +259,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"rcpc", AArch64::AEK_RCPC, "+rcpc", "-rcpc", FEAT_RCPC, "+rcpc", 230},
{"rcpc2", AArch64::AEK_NONE, {}, {}, FEAT_RCPC2, "+rcpc", 240},
{"rcpc3", AArch64::AEK_RCPC3, "+rcpc3", "-rcpc3", FEAT_RCPC3, "+rcpc,+rcpc3", 241},
- {"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 70},
+ {"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 108},
{"rng", AArch64::AEK_RAND, "+rand", "-rand", FEAT_RNG, "+rand", 10},
{"rpres", AArch64::AEK_NONE, {}, {}, FEAT_RPRES, "", 300},
{"sb", AArch64::AEK_SB, "+sb", "-sb", FEAT_SB, "+sb", 470},
@@ -267,7 +267,7 @@ inline constexpr ExtensionInfo Extensions[] = {
{"sha2", AArch64::AEK_SHA2, "+sha2", "-sha2", FEAT_SHA2, "+sha2,+fp-armv8,+neon", 130},
{"sha3", AArch64::AEK_SHA3, "+sha3", "-sha3", FEAT_SHA3, "+sha3,+sha2,+fp-armv8,+neon", 140},
{"simd", AArch64::AEK_SIMD, "+neon", "-neon", FEAT_SIMD, "+fp-armv8,+neon", 100},
- {"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 60},
+ {"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 106},
{"sme-f16f16", AArch64::AEK_SMEF16F16, "+sme-f16f16", "-sme-f16f16", FEAT_INIT, "", 0},
{"sme-f64f64", AArch64::AEK_SMEF64F64, "+sme-f64f64", "-sme-f64f64", FEAT_SME_F64, "+sme,+sme-f64f64,+bf16", 560},
{"sme-i16i64", AArch64::AEK_SMEI16I64, "+sme-i16i64", "-sme-i16i64", FEAT_SME_I64, "+sme,+sme-i16i64,+bf16", 570},
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