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Fix ARM dissambler test problems with movw/movt.

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R=ulan@chromium.org

Review URL: https://codereview.chromium.org/11198061

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12771 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
danno@chromium.org 2012-10-19 10:44:56 +00:00
parent c6feb5065c
commit ace5bf3f94
1 changed files with 10 additions and 6 deletions
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16
src/arm/assembler-arm.cc
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@ -900,13 +900,17 @@ void Assembler::addrmod1(Instr instr,
if ((instr & ~kCondMask) == 13*B21) { // mov, S not set
move_32_bit_immediate(cond, rd, LeaveCC, x);
} else {
// If this is not a mov or mvn instruction we may still be able to avoid
// a constant pool entry by using mvn or movw.
if (!x.must_output_reloc_info(this) &&
(instr & kMovMvnMask) != kMovMvnPattern) {
mov(ip, x, LeaveCC, cond);
} else {
if ((instr & kMovMvnMask) == kMovMvnPattern) {
// Moves need to use a constant pool entry.
RecordRelocInfo(x.rmode_, x.imm32_, USE_CONSTANT_POOL);
ldr(ip, MemOperand(pc, 0), cond);
} else if (x.must_output_reloc_info(this)) {
// Otherwise, use most efficient form of fetching from constant pool.
move_32_bit_immediate(cond, ip, LeaveCC, x);
} else {
// If this is not a mov or mvn instruction we may still be able to
// avoid a constant pool entry by using mvn or movw.
mov(ip, x, LeaveCC, cond);
}
addrmod1(instr, rn, rd, Operand(ip));
}