Commit 3540b80f authored by Clement Courbet's avatar Clement Courbet
Browse files

[llvm-exegesis] Fix 44b99428. 

Summary:
Add missing stack release instructions in
loadImplicitRegAndFinalize.

Reviewers: pengfei, gchatelet

Subscribers: tschuett, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D70903
parent 0f22e783

llvm/test/tools/llvm-exegesis/X86/latency-SQRTSSr.s

0 → 100644
+13 −0
Original line number Diff line number Diff line 
# RUN: llvm-exegesis -mode=latency -opcode-name=SQRTSSr -repetition-mode=loop | FileCheck %s



# Check that the setup code for MXCSR does not crash the snippet.



CHECK:      ---

CHECK-NEXT: mode: latency

CHECK-NEXT: key:

CHECK-NEXT:   instructions:

CHECK-NEXT:     SQRTSSr

CHECK-NEXT: config: ''

CHECK-NEXT: register_initial_values:

CHECK-NOT: crashed

CHECK-LAST: ...

llvm/tools/llvm-exegesis/lib/X86/Target.cpp

+1 −0
Original line number Diff line number Diff line
@@ -513,6 +513,7 @@ ConstantInliner::loadImplicitRegAndFinalize(unsigned Opcode, unsigned Value) { 
          .addReg(0)        // IndexReg

          .addImm(0)        // Disp

          .addReg(0));      // Segment

  add(releaseStackSpace(4));

  return std::move(Instructions);

}