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Squash a warning from the Solaris assembler by aligning the stack

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on a double-word boundary instead of a single-word boundary.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14177 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-06-15 19:53:10 +00:00
parent 446ae11d7c
commit 5eb64744d0
2 changed files with 4 additions and 2 deletions
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3
lib/Target/Sparc/SparcRegisterInfo.cpp
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@ -109,7 +109,8 @@ void SparcV8RegisterInfo::emitPrologue(MachineFunction &MF) const {
// ----------
// 23 words * 4 bytes per word = 92 bytes
NumBytes += 92;
NumBytes = (NumBytes + 3) & ~3; // Round up to next word boundary
NumBytes = (NumBytes + 7) & ~7; // Round up to next doubleword boundary
// (Technically, a word boundary should be sufficient, but SPARC as complains)
BuildMI(MBB, MBB.begin(), V8::SAVEri, 2,
V8::SP).addImm(-NumBytes).addReg(V8::SP);
}

3
lib/Target/SparcV8/SparcV8RegisterInfo.cpp
View File

@ -109,7 +109,8 @@ void SparcV8RegisterInfo::emitPrologue(MachineFunction &MF) const {
// ----------
// 23 words * 4 bytes per word = 92 bytes
NumBytes += 92;
NumBytes = (NumBytes + 3) & ~3; // Round up to next word boundary
NumBytes = (NumBytes + 7) & ~7; // Round up to next doubleword boundary
// (Technically, a word boundary should be sufficient, but SPARC as complains)
BuildMI(MBB, MBB.begin(), V8::SAVEri, 2,
V8::SP).addImm(-NumBytes).addReg(V8::SP);
}