[PowerPC] Use DenseMap::operator[] (NFC)

[kazutakahirata]

No description provided.

[llvmbot]

@llvm/pr-subscribers-backend-powerpc

Author: Kazu Hirata (kazutakahirata)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/107044.diff

1 Files Affected:

• (modified) llvm/lib/Target/PowerPC/PPCFrameLowering.cpp (+1-2)

diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
index a57ed33bda9c77..f7188b856461b7 100644
--- a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
@@ -2424,8 +2424,7 @@ bool PPCFrameLowering::spillCalleeSavedRegisters(
   // or two GPRs, so we need table to record information for later save/restore.
   for (const CalleeSavedInfo &Info : CSI) {
     if (Info.isSpilledToReg()) {
-      auto &SpilledVSR =
-          VSRContainingGPRs.FindAndConstruct(Info.getDstReg()).second;
+      auto &SpilledVSR = VSRContainingGPRs[Info.getDstReg()];
       assert(SpilledVSR.second == 0 &&
              "Can't spill more than two GPRs into VSR!");
       if (SpilledVSR.first == 0)

[chenzheng1030]

LGTM. Thanks for the clean up