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Unified Diff: src/arm/disasm-arm.cc

Issue 6800014: Bug 1309 non-extensible objects have immutable __Proto__ (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Git Created 9 years, 8 months ago
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Index: src/arm/disasm-arm.cc
diff --git a/src/arm/disasm-arm.cc b/src/arm/disasm-arm.cc
index 899b88a6d3399b2736b4aaeb17cb57ef17b292e7..a3775b5fca48ba257bcbb9aa1d66f2ca0cf6f117 100644
--- a/src/arm/disasm-arm.cc
+++ b/src/arm/disasm-arm.cc
@@ -1,4 +1,4 @@
-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
@@ -371,25 +371,34 @@ int Decoder::FormatRegister(Instruction* instr, const char* format) {
int Decoder::FormatVFPRegister(Instruction* instr, const char* format) {
ASSERT((format[0] == 'S') || (format[0] == 'D'));
+ VFPRegPrecision precision =
+ format[0] == 'D' ? kDoublePrecision : kSinglePrecision;
+
+ int retval = 2;
+ int reg = -1;
if (format[1] == 'n') {
- int reg = instr->VnValue();
- if (format[0] == 'S') PrintSRegister(((reg << 1) | instr->NValue()));
- if (format[0] == 'D') PrintDRegister(reg);
- return 2;
+ reg = instr->VFPNRegValue(precision);
} else if (format[1] == 'm') {
- int reg = instr->VmValue();
- if (format[0] == 'S') PrintSRegister(((reg << 1) | instr->MValue()));
- if (format[0] == 'D') PrintDRegister(reg);
- return 2;
+ reg = instr->VFPMRegValue(precision);
} else if (format[1] == 'd') {
- int reg = instr->VdValue();
- if (format[0] == 'S') PrintSRegister(((reg << 1) | instr->DValue()));
- if (format[0] == 'D') PrintDRegister(reg);
- return 2;
+ reg = instr->VFPDRegValue(precision);
+ if (format[2] == '+') {
+ int immed8 = instr->Immed8Value();
+ if (format[0] == 'S') reg += immed8 - 1;
+ if (format[0] == 'D') reg += (immed8 / 2 - 1);
+ }
+ if (format[2] == '+') retval = 3;
+ } else {
+ UNREACHABLE();
}
- UNREACHABLE();
- return -1;
+ if (precision == kSinglePrecision) {
+ PrintSRegister(reg);
+ } else {
+ PrintDRegister(reg);
+ }
+
+ return retval;
}
@@ -1273,9 +1282,22 @@ void Decoder::DecodeType6CoprocessorIns(Instruction* instr) {
Format(instr, "vstr'cond 'Sd, ['rn + 4*'imm08@00]");
}
break;
+ case 0x4:
+ case 0x5:
+ case 0x6:
+ case 0x7:
+ case 0x9:
+ case 0xB: {
+ bool to_vfp_register = (instr->VLValue() == 0x1);
+ if (to_vfp_register) {
+ Format(instr, "vldm'cond'pu 'rn'w, {'Sd-'Sd+}");
+ } else {
+ Format(instr, "vstm'cond'pu 'rn'w, {'Sd-'Sd+}");
+ }
+ break;
+ }
default:
Unknown(instr); // Not used by V8.
- break;
}
} else if (instr->CoprocessorValue() == 0xB) {
switch (instr->OpcodeValue()) {
@@ -1303,9 +1325,19 @@ void Decoder::DecodeType6CoprocessorIns(Instruction* instr) {
Format(instr, "vstr'cond 'Dd, ['rn + 4*'imm08@00]");
}
break;
+ case 0x4:
+ case 0x5:
+ case 0x9: {
+ bool to_vfp_register = (instr->VLValue() == 0x1);
+ if (to_vfp_register) {
+ Format(instr, "vldm'cond'pu 'rn'w, {'Dd-'Dd+}");
+ } else {
+ Format(instr, "vstm'cond'pu 'rn'w, {'Dd-'Dd+}");
+ }
+ break;
+ }
default:
Unknown(instr); // Not used by V8.
- break;
}
} else {
Unknown(instr); // Not used by V8.
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