[llvm] [CodeGen] Remove `-enable-unsafe-fp-math` option (PR #164559)

via llvm-commits llvm-commits at lists.llvm.org
Wed Oct 22 00:13:56 PDT 2025 

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-systemz

Author: None (paperchalice)

<details>
<summary>Changes</summary>

Hope this can unblock #<!-- -->105746.

---

Patch is 44.05 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/164559.diff


45 Files Affected:

- (modified) llvm/lib/CodeGen/CommandFlags.cpp (-6) 
- (modified) llvm/test/CodeGen/AArch64/arm64-fma-combines.ll (+1-1) 
- (modified) llvm/test/CodeGen/AArch64/csel-zero-float.ll (+1-1) 
- (modified) llvm/test/CodeGen/AArch64/svtcf-fmul-fdiv-combine.ll (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-unmerge-values.mir (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fract.f64.mir (+2-2) 
- (modified) llvm/test/CodeGen/AMDGPU/fadd-fma-fmul-combine.ll (+4-4) 
- (modified) llvm/test/CodeGen/AMDGPU/fpext.f16.ll (+5-5) 
- (modified) llvm/test/CodeGen/AMDGPU/fptosi.f16.ll (+4-4) 
- (modified) llvm/test/CodeGen/AMDGPU/fptoui.f16.ll (+4-4) 
- (modified) llvm/test/CodeGen/AMDGPU/fptrunc.ll (+4-4) 
- (modified) llvm/test/CodeGen/AMDGPU/fract.f64.ll (+2-2) 
- (modified) llvm/test/CodeGen/AMDGPU/fract.ll (+2-2) 
- (modified) llvm/test/CodeGen/AMDGPU/inline-attr.ll (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/prevent-fmul-hoist-ir.ll (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/sitofp.f16.ll (+4-4) 
- (modified) llvm/test/CodeGen/AMDGPU/uitofp.f16.ll (+4-4) 
- (modified) llvm/test/CodeGen/Hexagon/swp-phi.ll (+1-1) 
- (modified) llvm/test/CodeGen/NVPTX/fma-assoc.ll (+2-2) 
- (modified) llvm/test/CodeGen/PowerPC/fmf-propagation.ll (+2-2) 
- (modified) llvm/test/CodeGen/PowerPC/scalar-equal.ll (+2-2) 
- (modified) llvm/test/CodeGen/PowerPC/scalar-min-max-p10.ll (+1-1) 
- (modified) llvm/test/CodeGen/PowerPC/scalar_cmp.ll (+2-2) 
- (modified) llvm/test/CodeGen/SystemZ/fp-sincos-01.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/2006-05-22-FPSetEQ.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/2008-05-01-InvalidOrdCompare.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/2012-08-28-UnsafeMathCrash.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/avx-minmax.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/avx512-unsafe-fp-math.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/avx512fp16-combine-vfmulc-fadd.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/avx512fp16-combine-xor-vfmulc-fadd.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/avx512fp16-combine-xor-vfmulc.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/dag-fmf-cse.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/fabs.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/fp-undef.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/fsxor-alignment.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/machine-trace-metrics-crash.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/neg_fp.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/negate-add-zero.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/recip-pic.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/sincos-opt.ll (+3-3) 
- (modified) llvm/test/CodeGen/X86/sincos.ll (+1-1) 
- (modified) llvm/test/CodeGen/X86/vec_uint_to_fp-fastmath.ll (+6-6) 
- (modified) llvm/test/Transforms/SimplifyCFG/AArch64/prefer-fma.ll (+1-1) 
- (modified) llvm/test/Transforms/SimplifyCFG/PowerPC/prefer-fma.ll (+1-1) 


``````````diff
diff --git a/llvm/lib/CodeGen/CommandFlags.cpp b/llvm/lib/CodeGen/CommandFlags.cpp
index 7f19161c8d138..c1365f499dcf5 100644
--- a/llvm/lib/CodeGen/CommandFlags.cpp
+++ b/llvm/lib/CodeGen/CommandFlags.cpp
@@ -218,12 +218,6 @@ codegen::RegisterCodeGenFlags::RegisterCodeGenFlags() {
                      "Enable frame pointer elimination")));
   CGBINDOPT(FramePointerUsage);
 
-  [[maybe_unused]]
-  static cl::opt<bool> EnableUnsafeFPMath(
-      "enable-unsafe-fp-math",
-      cl::desc("Enable optimizations that may decrease FP precision"),
-      cl::init(false));
-
   static cl::opt<bool> EnableNoInfsFPMath(
       "enable-no-infs-fp-math",
       cl::desc("Enable FP math optimizations that assume no +-Infs"),
diff --git a/llvm/test/CodeGen/AArch64/arm64-fma-combines.ll b/llvm/test/CodeGen/AArch64/arm64-fma-combines.ll
index e17a0a96955b1..54f752efb2b3d 100644
--- a/llvm/test/CodeGen/AArch64/arm64-fma-combines.ll
+++ b/llvm/test/CodeGen/AArch64/arm64-fma-combines.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -O=3 -mtriple=arm64-apple-ios -mcpu=cyclone -mattr=+fullfp16 -enable-unsafe-fp-math -verify-machineinstrs | FileCheck %s
+; RUN: llc < %s -O=3 -mtriple=arm64-apple-ios -mcpu=cyclone -mattr=+fullfp16 -verify-machineinstrs | FileCheck %s
 
 define void @foo_2d(ptr %src) {
 ; CHECK-LABEL: %entry
diff --git a/llvm/test/CodeGen/AArch64/csel-zero-float.ll b/llvm/test/CodeGen/AArch64/csel-zero-float.ll
index 6edde13f0a7c7..56a33cc4936be 100644
--- a/llvm/test/CodeGen/AArch64/csel-zero-float.ll
+++ b/llvm/test/CodeGen/AArch64/csel-zero-float.ll
@@ -1,4 +1,4 @@
-; RUN: llc -mtriple=aarch64-none-linux-gnu -enable-unsafe-fp-math < %s
+; RUN: llc -mtriple=aarch64-none-linux-gnu < %s
 ; There is no invocation to FileCheck as this
 ; caused a crash in "Post-RA pseudo instruction expansion"
 
diff --git a/llvm/test/CodeGen/AArch64/svtcf-fmul-fdiv-combine.ll b/llvm/test/CodeGen/AArch64/svtcf-fmul-fdiv-combine.ll
index f78fcea9e3a1f..b8dcd6f120957 100644
--- a/llvm/test/CodeGen/AArch64/svtcf-fmul-fdiv-combine.ll
+++ b/llvm/test/CodeGen/AArch64/svtcf-fmul-fdiv-combine.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN: llc -mtriple aarch64-none-linux-gnu -enable-unsafe-fp-math -mattr=+fullfp16 < %s | FileCheck %s
+; RUN: llc -mtriple aarch64-none-linux-gnu -mattr=+fullfp16 < %s | FileCheck %s
 
 define half @scvtf_f16_2(i32 %state) {
 ; CHECK-LABEL: scvtf_f16_2:
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-unmerge-values.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-unmerge-values.mir
index d9ac9a71ebb25..de1bb477a3e55 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-unmerge-values.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-unmerge-values.mir
@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 -enable-unsafe-fp-math -run-pass=amdgpu-prelegalizer-combiner %s -o - | FileCheck -check-prefix=GFX10 %s
+# RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1010 -run-pass=amdgpu-prelegalizer-combiner %s -o - | FileCheck -check-prefix=GFX10 %s
 
 # Test that we fold correct element from G_UNMERGE_VALUES into fma
 
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fract.f64.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fract.f64.mir
index 52b1beb0b0594..91f2f6f15b931 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fract.f64.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fract.f64.mir
@@ -1,6 +1,6 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -enable-unsafe-fp-math -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefix=GFX10
-# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -enable-unsafe-fp-math -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefix=GFX11
+# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefix=GFX10
+# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefix=GFX11
 
 ---
 name:            fract_f64_neg
diff --git a/llvm/test/CodeGen/AMDGPU/fadd-fma-fmul-combine.ll b/llvm/test/CodeGen/AMDGPU/fadd-fma-fmul-combine.ll
index 13206adc10ffa..f45070cbe88ee 100644
--- a/llvm/test/CodeGen/AMDGPU/fadd-fma-fmul-combine.ll
+++ b/llvm/test/CodeGen/AMDGPU/fadd-fma-fmul-combine.ll
@@ -1,9 +1,9 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn -mattr=+fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=preserve-sign -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FLUSH %s
-; RUN: llc -mtriple=amdgcn -mattr=-fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=preserve-sign -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FLUSH %s
+; RUN: llc -mtriple=amdgcn -mattr=+fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=preserve-sign < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FLUSH %s
+; RUN: llc -mtriple=amdgcn -mattr=-fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=preserve-sign < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FLUSH %s
 
-; RUN: llc -mtriple=amdgcn -mattr=+fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=ieee  -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FASTFMA %s
-; RUN: llc -mtriple=amdgcn -mattr=-fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=ieee -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-SLOWFMA %s
+; RUN: llc -mtriple=amdgcn -mattr=+fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=ieee  < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-FASTFMA %s
+; RUN: llc -mtriple=amdgcn -mattr=-fast-fmaf,+mad-mac-f32-insts -denormal-fp-math-f32=ieee < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-SLOWFMA %s
 
 ; FIXME: This should also fold when fma is actually fast if an FMA
 ; exists in the original program.
diff --git a/llvm/test/CodeGen/AMDGPU/fpext.f16.ll b/llvm/test/CodeGen/AMDGPU/fpext.f16.ll
index d41e2c62be9a6..8df756481e54a 100644
--- a/llvm/test/CodeGen/AMDGPU/fpext.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/fpext.f16.ll
@@ -1,9 +1,9 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti -enable-unsafe-fp-math < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=SI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX89,VI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX89,GFX9 %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX11-TRUE16 %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX11-FAKE16 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=SI %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX89,VI %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx900 -mattr=-flat-for-global < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX89,GFX9 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX11-TRUE16 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope --check-prefixes=GFX11-FAKE16 %s
 
 define amdgpu_kernel void @fpext_f16_to_f32(
 ; SI-LABEL: fpext_f16_to_f32:
diff --git a/llvm/test/CodeGen/AMDGPU/fptosi.f16.ll b/llvm/test/CodeGen/AMDGPU/fptosi.f16.ll
index a43292d9e5021..a043d537fbc45 100644
--- a/llvm/test/CodeGen/AMDGPU/fptosi.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/fptosi.f16.ll
@@ -1,8 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=SI %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=VI %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-TRUE16 %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-FAKE16 %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn < %s | FileCheck -check-prefixes=SI %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global < %s | FileCheck -check-prefixes=VI %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-TRUE16 %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-FAKE16 %s
 
 
 define amdgpu_kernel void @fptosi_f16_to_i16(
diff --git a/llvm/test/CodeGen/AMDGPU/fptoui.f16.ll b/llvm/test/CodeGen/AMDGPU/fptoui.f16.ll
index 96cb62110001e..af1ab37e48474 100644
--- a/llvm/test/CodeGen/AMDGPU/fptoui.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/fptoui.f16.ll
@@ -1,8 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=SI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=VI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-TRUE16 %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-FAKE16 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck -check-prefixes=SI %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global < %s | FileCheck -check-prefixes=VI %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=+real-true16 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-TRUE16 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-real-true16 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-FAKE16 %s
 
 
 define amdgpu_kernel void @fptoui_f16_to_i16(
diff --git a/llvm/test/CodeGen/AMDGPU/fptrunc.ll b/llvm/test/CodeGen/AMDGPU/fptrunc.ll
index 5d311776066e5..f11654912d02d 100644
--- a/llvm/test/CodeGen/AMDGPU/fptrunc.ll
+++ b/llvm/test/CodeGen/AMDGPU/fptrunc.ll
@@ -2,14 +2,14 @@
 ; RUN: llc -mtriple=amdgcn < %s | FileCheck -check-prefixes=SI %s
 ; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=0 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=VI-SDAG,VI-SAFE-SDAG %s
 ; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=1 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=VI-GISEL,VI-SAFE-GISEL %s
-; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=0 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=VI-SDAG,VI-UNSAFE-SDAG %s
+; RUN: llc -mtriple=amdgcn -mcpu=tonga -global-isel=0 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=VI-SDAG,VI-UNSAFE-SDAG %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -global-isel=0 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX10-SDAG,GFX10-SAFE-SDAG %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -global-isel=1 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX10-GISEL,GFX10-SAFE-GISEL %s
-; RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -global-isel=0 -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX10-SDAG,GFX10-UNSAFE-SDAG %s
+; RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -global-isel=0 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX10-SDAG,GFX10-UNSAFE-SDAG %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-SDAG,GFX11-SAFE-SDAG %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=1 -mattr=-flat-for-global < %s | FileCheck -check-prefixes=GFX11-GISEL,GFX11-SAFE-GISEL %s
-; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=-flat-for-global,+real-true16 -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-SDAG,GFX11-UNSAFE-DAG-TRUE16 %s
-; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=-flat-for-global,-real-true16 -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-SDAG,GFX11-UNSAFE-DAG-FAKE16 %s
+; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=-flat-for-global,+real-true16 < %s | FileCheck -check-prefixes=GFX11-SDAG,GFX11-UNSAFE-DAG-TRUE16 %s
+; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=0 -mattr=-flat-for-global,-real-true16 < %s | FileCheck -check-prefixes=GFX11-SDAG,GFX11-UNSAFE-DAG-FAKE16 %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=1 -mattr=-flat-for-global,+real-true16 < %s | FileCheck -check-prefixes=GFX11-GISEL,GFX11-UNSAFE-GISEL-TRUE16 %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -global-isel=1 -mattr=-flat-for-global,-real-true16 < %s | FileCheck -check-prefixes=GFX11-GISEL,GFX11-UNSAFE-GISEL-FAKE16 %s
 
diff --git a/llvm/test/CodeGen/AMDGPU/fract.f64.ll b/llvm/test/CodeGen/AMDGPU/fract.f64.ll
index f09c1c6b0e5c7..cc2e78d431bf5 100644
--- a/llvm/test/CodeGen/AMDGPU/fract.f64.ll
+++ b/llvm/test/CodeGen/AMDGPU/fract.f64.ll
@@ -2,8 +2,8 @@
 ; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=bonaire < %s | FileCheck --check-prefixes=GCN,CI,FUNC %s
 ; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GCN,CI,FUNC %s
 
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -enable-unsafe-fp-math < %s | FileCheck --check-prefixes=GCN,SI,FUNC %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck --check-prefixes=GCN,CI,FUNC %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn < %s | FileCheck --check-prefixes=GCN,SI,FUNC %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GCN,CI,FUNC %s
 
 declare double @llvm.fabs.f64(double) #0
 declare double @llvm.floor.f64(double) #0
diff --git a/llvm/test/CodeGen/AMDGPU/fract.ll b/llvm/test/CodeGen/AMDGPU/fract.ll
index 8ef0fcfc1e404..723fd93411c36 100644
--- a/llvm/test/CodeGen/AMDGPU/fract.ll
+++ b/llvm/test/CodeGen/AMDGPU/fract.ll
@@ -1,8 +1,8 @@
 ; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn < %s | FileCheck --check-prefix=GCN %s
 ; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=bonaire < %s | FileCheck --check-prefix=GCN %s
 ; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefix=GCN %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -enable-unsafe-fp-math < %s | FileCheck --check-prefix=GCN %s
-; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck --check-prefix=GCN %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn < %s | FileCheck --check-prefix=GCN %s
+; RUN:  llc -amdgpu-scalarize-global-loads=false  -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefix=GCN %s
 
 declare float @llvm.fabs.f32(float) #0
 declare float @llvm.floor.f32(float) #0
diff --git a/llvm/test/CodeGen/AMDGPU/inline-attr.ll b/llvm/test/CodeGen/AMDGPU/inline-attr.ll
index 4ae0ba065adfc..4e93ecac71622 100644
--- a/llvm/test/CodeGen/AMDGPU/inline-attr.ll
+++ b/llvm/test/CodeGen/AMDGPU/inline-attr.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 5
-; RUN: opt -mtriple=amdgcn-amd-amdhsa -S -O3 -enable-unsafe-fp-math %s  | FileCheck --check-prefixes=GCN,UNSAFE %s
+; RUN: opt -mtriple=amdgcn-amd-amdhsa -S -O3 %s  | FileCheck --check-prefixes=GCN,UNSAFE %s
 ; RUN: opt -mtriple=amdgcn-amd-amdhsa -S -O3 -enable-no-nans-fp-math %s | FileCheck --check-prefixes=GCN,NONANS %s
 ; RUN: opt -mtriple=amdgcn-amd-amdhsa -S -O3 -enable-no-infs-fp-math %s | FileCheck --check-prefixes=GCN,NOINFS %s
 
diff --git a/llvm/test/CodeGen/AMDGPU/prevent-fmul-hoist-ir.ll b/llvm/test/CodeGen/AMDGPU/prevent-fmul-hoist-ir.ll
index ef3e04c0e9968..6ce614bd92480 100644
--- a/llvm/test/CodeGen/AMDGPU/prevent-fmul-hoist-ir.ll
+++ b/llvm/test/CodeGen/AMDGPU/prevent-fmul-hoist-ir.ll
@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
 ; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=fast -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=FP-CONTRACT-FAST %s
-; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=off --enable-unsafe-fp-math -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=UNSAFE-FP-MATH %s
+; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=off -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=UNSAFE-FP-MATH %s
 ; RUN: opt -S -passes='simplifycfg<hoist-common-insts>' -mtriple=amdgcn-- --fp-contract=off -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX -check-prefix=NO-UNSAFE-FP-MATH %s
 
 define double @is_profitable_f64_contract(ptr dereferenceable(8) %ptr_x, ptr dereferenceable(8) %ptr_y, ptr dereferenceable(8) %ptr_a) #0 {
diff --git a/llvm/test/CodeGen/AMDGPU/sitofp.f16.ll b/llvm/test/CodeGen/AMDGPU/sitofp.f16.ll
index 09596e956d603..7ddd90e7aeb53 100644
--- a/llvm/test/CodeGen/AMDGPU/sitofp.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/sitofp.f16.ll
@@ -1,8 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=SI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=fiji -mattr=-flat-for-global -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=VI %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-flat-for-global,+real-true16 -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-TRUE16 %s
-; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=gfx1100 -mattr=-flat-for-global,-real-true16 -enable-unsafe-fp-math < %s | FileCheck -check-prefixes=GFX11-FAKE16 %s
+; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck -check-prefixes=SI %s
+; RUN: llc -amdgpu-scalarize-global-loa...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/164559

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