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Further corrections on cr checks.

This commit is contained in:
Rick Gibbed 2013-05-24 21:34:03 -07:00
parent 1354b9975f
commit ba718de434
1 changed files with 4 additions and 4 deletions
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8
src/xenia/cpu/x64/x64_emitter.cc
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@ -1323,7 +1323,7 @@ GpVar X64Emitter::cr_value(uint32_t n) {
GpVar value(c.newGpVar());
c.mov(value,
qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, cr)));
if (n < 4) {
if (n < 7) {
c.shr(value, imm(28 - n * 4));
}
c.and_(value, imm(0xF));
@ -1344,10 +1344,10 @@ void X64Emitter::update_cr_value(uint32_t n, GpVar& value) {
GpVar cr_n(c.newGpVar());
c.mov(cr_n, value);
c.and_(cr_n, imm(0xF));
if (n) {
c.shl(cr_n, imm(n * 4));
if (n < 7) {
c.shl(cr_n, imm(28 - n * 4));
}
c.and_(cr_tmp, imm(~(0xF << (n * 4))));
c.and_(cr_tmp, imm(~(0xF << (28 - n * 4))));
c.or_(cr_tmp, cr_n);
c.mov(qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, cr)), cr_tmp);
}