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Fixing vrlimi128

This commit is contained in:
Ben Vanik 2013-12-14 09:27:34 -08:00
parent c9adf893a6
commit 8af24ab9bb
1 changed files with 3 additions and 2 deletions
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5
src/alloy/frontend/ppc/ppc_emit_altivec.cc
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@ -1166,8 +1166,9 @@ XEEMITTER(vrlimi128, VX128_4(6, 1808), VX128_4)(PPCFunctionBuilder& f, Inst
const uint32_t vb = i.VX128_4.VB128l | (i.VX128_4.VB128h << 5); const uint32_t vb = i.VX128_4.VB128l | (i.VX128_4.VB128h << 5);
uint32_t blend_mask_src = i.VX128_4.IMM; uint32_t blend_mask_src = i.VX128_4.IMM;
uint32_t blend_mask = 0; uint32_t blend_mask = 0;
for (int n = 0; n < 4; n++) { for (int n = 3; n >= 0; n--) {
blend_mask |= ((blend_mask_src >> n) ? n : (n + 4)) << ((3 - n) * 8); blend_mask |= ((blend_mask_src & 0x1) ? n : (4 + n)) << ((3 - n) * 8);
blend_mask_src >>= 1;
} }
uint32_t rotate = i.VX128_4.z; uint32_t rotate = i.VX128_4.z;
// This is just a fancy permute. // This is just a fancy permute.