Emulate MMX mmx_pmovmskb with SSE by zero-extending result of SSE pmovmskb
from QImode to SImode. Only SSE register source operand is allowed.
PR target/89021
* config/i386/mmx.md (mmx_pmovmskb): Changed to
define_insn_and_split to support SSE emulation.
---
gcc/config/i3
On Mon, Feb 11, 2019 at 11:55 PM H.J. Lu wrote:
>
> Emulate MMX mmx_pmovmskb with SSE by zero-extending result of SSE pmovmskb
> from QImode to SImode. Only SSE register source operand is allowed.
>
> PR target/89021
> * config/i386/mmx.md (mmx_pmovmskb): Changed to
> defi
Emulate MMX mmx_pmovmskb with SSE by zero-extending result of SSE pmovmskb
from QImode to SImode. Only SSE register source operand is allowed.
PR target/89021
* config/i386/mmx.md (mmx_pmovmskb): Changed to
define_insn_and_split to support SSE emulation.
---
gcc/config/i3