https://github.com/Varnike updated
https://github.com/llvm/llvm-project/pull/137101
>From 3f54051f0e92b330ca40ebf77ff0c4af009f7701 Mon Sep 17 00:00:00 2001
From: Erik Enikeev <en.enik...@ispras.ru>
Date: Sat, 31 May 2025 11:52:13 -0400
Subject: [PATCH 1/3] set strictfp=1 for ARM
---
clang/lib/Basic/Targets/ARM.cpp | 3 +++
1 file changed, 3 insertions(+)
diff --git a/clang/lib/Basic/Targets/ARM.cpp b/clang/lib/Basic/Targets/ARM.cpp
index 65d4ed1e96540..4d5b6c6c0c965 100644
--- a/clang/lib/Basic/Targets/ARM.cpp
+++ b/clang/lib/Basic/Targets/ARM.cpp
@@ -362,6 +362,9 @@ ARMTargetInfo::ARMTargetInfo(const llvm::Triple &Triple,
: "\01mcount";
SoftFloatABI = llvm::is_contained(Opts.FeaturesAsWritten, "+soft-float-abi");
+
+ if (!SoftFloatABI)
+ HasStrictFP = true;
}
StringRef ARMTargetInfo::getABI() const { return ABI; }
>From cd0a79380966c4ac7769e38981e6faebdfef0f77 Mon Sep 17 00:00:00 2001
From: Erik Enikeev <en.enik...@ispras.ru>
Date: Mon, 9 Jun 2025 11:10:35 -0400
Subject: [PATCH 2/3] ARMInstrInfo.td: first attempt to modify fp instr
---
llvm/lib/Target/ARM/ARMInstrInfo.td | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.td
b/llvm/lib/Target/ARM/ARMInstrInfo.td
index 1f5ba998970fc..782ddd85eb983 100644
--- a/llvm/lib/Target/ARM/ARMInstrInfo.td
+++ b/llvm/lib/Target/ARM/ARMInstrInfo.td
@@ -474,10 +474,10 @@ def xor_su : PatFrag<(ops node:$lhs, node:$rhs), (xor
node:$lhs, node:$rhs)>;
// An 'fmul' node with a single use.
let HasOneUse = 1 in
-def fmul_su : PatFrag<(ops node:$lhs, node:$rhs), (fmul node:$lhs, node:$rhs)>;
+def fmul_su : PatFrag<(ops node:$lhs, node:$rhs), (any_fmul node:$lhs,
node:$rhs)>;
// An 'fadd' node which checks for single non-hazardous use.
-def fadd_mlx : PatFrag<(ops node:$lhs, node:$rhs),(fadd node:$lhs,
node:$rhs),[{
+def fadd_mlx : PatFrag<(ops node:$lhs, node:$rhs),(any_fadd node:$lhs,
node:$rhs),[{
return hasNoVMLxHazardUse(N);
}]>;
@@ -487,7 +487,7 @@ def fsub_mlx : PatFrag<(ops node:$lhs, node:$rhs),(fsub
node:$lhs, node:$rhs),[{
}]>;
// An 'fadd' node which can be contracted into a fma
-def fadd_contract : PatFrag<(ops node:$lhs, node:$rhs),(fadd node:$lhs,
node:$rhs),[{
+def fadd_contract : PatFrag<(ops node:$lhs, node:$rhs),(any_fadd node:$lhs,
node:$rhs),[{
return N->getFlags().hasAllowContract();
}]>;
>From f57085e3824ebd52f8775e28b4ce8872f743ae09 Mon Sep 17 00:00:00 2001
From: Erik Enikeev <en.enik...@ispras.ru>
Date: Mon, 9 Jun 2025 11:11:52 -0400
Subject: [PATCH 3/3] ARMInstrInfo.td: first(2) attempt to modify fp instr
---
llvm/lib/Target/ARM/ARMInstrVFP.td | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/llvm/lib/Target/ARM/ARMInstrVFP.td
b/llvm/lib/Target/ARM/ARMInstrVFP.td
index 1d5c12fabf093..6bdd3e92eb822 100644
--- a/llvm/lib/Target/ARM/ARMInstrVFP.td
+++ b/llvm/lib/Target/ARM/ARMInstrVFP.td
@@ -489,21 +489,21 @@ let TwoOperandAliasConstraint = "$Dn = $Dd" in
def VDIVD : ADbI<0b11101, 0b00, 0, 0,
(outs DPR:$Dd), (ins DPR:$Dn, DPR:$Dm),
IIC_fpDIV64, "vdiv", ".f64\t$Dd, $Dn, $Dm",
- [(set DPR:$Dd, (fdiv DPR:$Dn, (f64 DPR:$Dm)))]>,
+ [(set DPR:$Dd, (any_fdiv DPR:$Dn, (f64 DPR:$Dm)))]>,
Sched<[WriteFPDIV64]>;
let TwoOperandAliasConstraint = "$Sn = $Sd" in
def VDIVS : ASbI<0b11101, 0b00, 0, 0,
(outs SPR:$Sd), (ins SPR:$Sn, SPR:$Sm),
IIC_fpDIV32, "vdiv", ".f32\t$Sd, $Sn, $Sm",
- [(set SPR:$Sd, (fdiv SPR:$Sn, SPR:$Sm))]>,
+ [(set SPR:$Sd, (any_fdiv SPR:$Sn, SPR:$Sm))]>,
Sched<[WriteFPDIV32]>;
let TwoOperandAliasConstraint = "$Sn = $Sd" in
def VDIVH : AHbI<0b11101, 0b00, 0, 0,
(outs HPR:$Sd), (ins HPR:$Sn, HPR:$Sm),
IIC_fpDIV16, "vdiv", ".f16\t$Sd, $Sn, $Sm",
- [(set (f16 HPR:$Sd), (fdiv (f16 HPR:$Sn), (f16 HPR:$Sm)))]>,
+ [(set (f16 HPR:$Sd), (any_fdiv (f16 HPR:$Sn), (f16
HPR:$Sm)))]>,
Sched<[WriteFPDIV32]>;
let TwoOperandAliasConstraint = "$Dn = $Dd" in
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