[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPCJITInfo.cpp
Nicolas Geoffray
nicolas.geoffray at lip6.fr
Tue May 29 09:33:41 PDT 2007
Changes in directory llvm/lib/Target/PowerPC:
PPCJITInfo.cpp updated: 1.37 -> 1.38
---
Log message:
Implementation of compilation callback in PPC ELF32
---
Diffs of the changes: (+32 -31)
PPCJITInfo.cpp | 63 ++++++++++++++++++++++++++++-----------------------------
1 files changed, 32 insertions(+), 31 deletions(-)
Index: llvm/lib/Target/PowerPC/PPCJITInfo.cpp
diff -u llvm/lib/Target/PowerPC/PPCJITInfo.cpp:1.37 llvm/lib/Target/PowerPC/PPCJITInfo.cpp:1.38
--- llvm/lib/Target/PowerPC/PPCJITInfo.cpp:1.37 Sat Feb 24 23:04:13 2007
+++ llvm/lib/Target/PowerPC/PPCJITInfo.cpp Tue May 29 11:33:18 2007
@@ -14,6 +14,7 @@
#define DEBUG_TYPE "jit"
#include "PPCJITInfo.h"
#include "PPCRelocations.h"
+#include "PPCTargetMachine.h"
#include "llvm/CodeGen/MachineCodeEmitter.h"
#include "llvm/Config/alloca.h"
#include "llvm/Support/Debug.h"
@@ -147,56 +148,52 @@
".align 2\n"
".globl PPC32CompilationCallback\n"
"PPC32CompilationCallback:\n"
- // Make space for 8 ints r[3-10] and 13 doubles f[1-13] and the
+ // Make space for 8 ints r[3-10] and 8 doubles f[1-8] and the
// FIXME: need to save v[0-19] for altivec?
// FIXME: could shrink frame
// Set up a proper stack frame
// FIXME Layout
- // PowerPC64 ABI linkage - 24 bytes
- // parameters - 32 bytes
- // 13 double registers - 104 bytes
+ // 8 double registers - 64 bytes
// 8 int registers - 32 bytes
"mflr 0\n"
"stw 0, 4(1)\n"
- "stwu 1, -180(1)\n"
+ "stwu 1, -104(1)\n"
// Save all int arg registers
- "stw 10, 176(1)\n" "stw 9, 172(1)\n"
- "stw 8, 168(1)\n" "stw 7, 164(1)\n"
- "stw 6, 160(1)\n" "stw 5, 156(1)\n"
- "stw 4, 152(1)\n" "stw 3, 148(1)\n"
+ "stw 10, 100(1)\n" "stw 9, 96(1)\n"
+ "stw 8, 92(1)\n" "stw 7, 88(1)\n"
+ "stw 6, 84(1)\n" "stw 5, 80(1)\n"
+ "stw 4, 76(1)\n" "stw 3, 72(1)\n"
// Save all call-clobbered FP regs.
- "stfd 10, 144(1)\n"
- "stfd 9, 136(1)\n" "stfd 8, 128(1)\n"
- "stfd 7, 120(1)\n" "stfd 6, 112(1)\n"
- "stfd 5, 104(1)\n" "stfd 4, 96(1)\n"
- "stfd 3, 88(1)\n" "stfd 2, 80(1)\n"
- "stfd 1, 72(1)\n"
+ "stfd 8, 64(1)\n"
+ "stfd 7, 56(1)\n" "stfd 6, 48(1)\n"
+ "stfd 5, 40(1)\n" "stfd 4, 32(1)\n"
+ "stfd 3, 24(1)\n" "stfd 2, 16(1)\n"
+ "stfd 1, 8(1)\n"
// Arguments to Compilation Callback:
// r3 - our lr (address of the call instruction in stub plus 4)
// r4 - stub's lr (address of instruction that called the stub plus 4)
// r5 - is64Bit - always 0.
"mr 3, 0\n"
- "lwz 11, 180(1)\n" // stub's frame
- "lwz 4, 4(11)\n" // stub's lr
+ "lwz 5, 104(1)\n" // stub's frame
+ "lwz 4, 4(5)\n" // stub's lr
"li 5, 0\n" // 0 == 32 bit
"bl PPCCompilationCallbackC\n"
"mtctr 3\n"
// Restore all int arg registers
- "lwz 10, 176(1)\n" "lwz 9, 172(1)\n"
- "lwz 8, 168(1)\n" "lwz 7, 164(1)\n"
- "lwz 6, 160(1)\n" "lwz 5, 156(1)\n"
- "lwz 4, 152(1)\n" "lwz 3, 148(1)\n"
+ "lwz 10, 100(1)\n" "lwz 9, 96(1)\n"
+ "lwz 8, 92(1)\n" "lwz 7, 88(1)\n"
+ "lwz 6, 84(1)\n" "lwz 5, 80(1)\n"
+ "lwz 4, 76(1)\n" "lwz 3, 72(1)\n"
// Restore all FP arg registers
- "lfd 10, 144(1)\n"
- "lfd 9, 136(1)\n" "lfd 8, 128(1)\n"
- "lfd 7, 120(1)\n" "lfd 6, 112(1)\n"
- "lfd 5, 104(1)\n" "lfd 4, 96(1)\n"
- "lfd 3, 88(1)\n" "lfd 2, 80(1)\n"
- "lfd 1, 72(1)\n"
+ "lfd 8, 64(1)\n"
+ "lfd 7, 56(1)\n" "lfd 6, 48(1)\n"
+ "lfd 5, 40(1)\n" "lfd 4, 32(1)\n"
+ "lfd 3, 24(1)\n" "lfd 2, 16(1)\n"
+ "lfd 1, 8(1)\n"
// Pop 3 frames off the stack and branch to target
- "lwz 1, 184(1)\n"
- "lwz 11, 4(1)\n"
- "mtlr 11\n"
+ "lwz 1, 104(1)\n"
+ "lwz 0, 4(1)\n"
+ "mtlr 0\n"
"bctr\n"
);
#else
@@ -350,10 +347,14 @@
MCE.emitWordBE(0xf821ffb1); // stdu r1,-80(r1)
MCE.emitWordBE(0x7d6802a6); // mflr r11
MCE.emitWordBE(0xf9610060); // std r11, 96(r1)
- } else {
+ } else if (TM.getSubtargetImpl()->isMachoABI()){
MCE.emitWordBE(0x9421ffe0); // stwu r1,-32(r1)
MCE.emitWordBE(0x7d6802a6); // mflr r11
MCE.emitWordBE(0x91610028); // stw r11, 40(r1)
+ } else {
+ MCE.emitWordBE(0x9421ffe0); // stwu r1,-32(r1)
+ MCE.emitWordBE(0x7d6802a6); // mflr r11
+ MCE.emitWordBE(0x91610024); // stw r11, 36(r1)
}
intptr_t Addr = (intptr_t)MCE.getCurrentPCValue();
MCE.emitWordBE(0);
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