[llvm-commits] CVS: llvm/lib/Target/X86/X86CodeEmitter.cpp
Chris Lattner
lattner at cs.uiuc.edu
Fri Jun 6 13:26:01 PDT 2003
Changes in directory llvm/lib/Target/X86:
X86CodeEmitter.cpp updated: 1.27 -> 1.28
---
Log message:
Fix warnings on Sparc
---
Diffs of the changes:
Index: llvm/lib/Target/X86/X86CodeEmitter.cpp
diff -u llvm/lib/Target/X86/X86CodeEmitter.cpp:1.27 llvm/lib/Target/X86/X86CodeEmitter.cpp:1.28
--- llvm/lib/Target/X86/X86CodeEmitter.cpp:1.27 Thu Jun 5 23:00:05 2003
+++ llvm/lib/Target/X86/X86CodeEmitter.cpp Fri Jun 6 13:25:33 2003
@@ -13,6 +13,7 @@
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/Value.h"
#include "Support/Statistic.h"
+#include <alloca.h>
namespace {
Statistic<>
@@ -77,7 +78,9 @@
unsigned RetAddr = (unsigned)(intptr_t)__builtin_return_address(0);
assert(StackPtr[1] == RetAddr &&
"Could not find return address on the stack!");
- bool isStub = ((unsigned char*)RetAddr)[0] == 0xCD; // Interrupt marker?
+
+ // It's a stub if there is an interrupt marker after the call...
+ bool isStub = ((unsigned char*)(intptr_t)RetAddr)[0] == 0xCD;
// FIXME FIXME FIXME FIXME: __builtin_frame_address doesn't work if frame
// pointer elimination has been performed. Having a variable sized alloca
@@ -97,20 +100,20 @@
#endif
// Sanity check to make sure this really is a call instruction...
- assert(((unsigned char*)RetAddr)[-1] == 0xE8 && "Not a call instr!");
+ assert(((unsigned char*)(intptr_t)RetAddr)[-1] == 0xE8 &&"Not a call instr!");
unsigned NewVal = TheJITResolver->resolveFunctionReference(RetAddr);
// Rewrite the call target... so that we don't fault every time we execute
// the call.
- *(unsigned*)RetAddr = NewVal-RetAddr-4;
+ *(unsigned*)(intptr_t)RetAddr = NewVal-RetAddr-4;
if (isStub) {
// If this is a stub, rewrite the call into an unconditional branch
// instruction so that two return addresses are not pushed onto the stack
// when the requested function finally gets called. This also makes the
// 0xCD byte (interrupt) dead, so the marker doesn't effect anything.
- ((unsigned char*)RetAddr)[-1] = 0xE9;
+ ((unsigned char*)(intptr_t)RetAddr)[-1] = 0xE9;
}
// Change the return address to reexecute the call instruction...
@@ -195,7 +198,7 @@
for (unsigned i = 0, e = BBRefs.size(); i != e; ++i) {
unsigned Location = BasicBlockAddrs[BBRefs[i].first];
unsigned Ref = BBRefs[i].second;
- *(unsigned*)Ref = Location-Ref-4;
+ *(unsigned*)(intptr_t)Ref = Location-Ref-4;
}
BBRefs.clear();
BasicBlockAddrs.clear();
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