[llvm] AMDGPU: Remove redundant inline constant check (PR #127582)

[Matt Arsenault via llvm-commits]

https://github.com/arsenm created https://github.com/llvm/llvm-project/pull/127582

We don't really care of this is an inline constant, only if it
will be legal.

>From 27183ed74750a7db7f07f1d485fa21468cccd935 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault at amd.com>
Date: Tue, 18 Feb 2025 14:20:47 +0700
Subject: [PATCH] AMDGPU: Remove redundant inline constant check

We don't really care of this is an inline constant, only if it
will be legal.
---
 llvm/lib/Target/AMDGPU/SIFoldOperands.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
index 999553bfaff38..7c08a21dea3b8 100644
--- a/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
@@ -824,8 +824,7 @@ bool SIFoldOperandsImpl::tryToFoldACImm(
     return false;
 
   uint8_t OpTy = Desc.operands()[UseOpIdx].OperandType;
-  if (OpToFold.isImm() && TII->isInlineConstant(OpToFold, OpTy) &&
-      TII->isOperandLegal(*UseMI, UseOpIdx, &OpToFold)) {
+  if (OpToFold.isImm() && TII->isOperandLegal(*UseMI, UseOpIdx, &OpToFold)) {
     UseMI->getOperand(UseOpIdx).ChangeToImmediate(OpToFold.getImm());
     return true;
   }
@@ -845,8 +844,7 @@ bool SIFoldOperandsImpl::tryToFoldACImm(
   MachineOperand &UseOp = UseMI->getOperand(UseOpIdx);
   if (!UseOp.getSubReg() && Def && TII->isFoldableCopy(*Def)) {
     MachineOperand &DefOp = Def->getOperand(1);
-    if (DefOp.isImm() && TII->isInlineConstant(DefOp, OpTy) &&
-        TII->isOperandLegal(*UseMI, UseOpIdx, &DefOp)) {
+    if (DefOp.isImm() && TII->isOperandLegal(*UseMI, UseOpIdx, &DefOp)) {
       UseMI->getOperand(UseOpIdx).ChangeToImmediate(DefOp.getImm());
       return true;
     }