[Mesa-dev] [PATCH] r600g: Add IMUL_HI/UMUL_HI support

[Alex Deucher]

On Wed, Jul 23, 2014 at 5:10 AM, Glenn Kennard <glenn.kennard at gmail.com> wrote:
> Fixes fs-imulExtended, fs-imulExtended-only-msb, fs-umulExtended,
> fs-umulExtended-only-msb piglit tests.
> ---
> Tested on radeon 6670

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

>
>  src/gallium/drivers/r600/r600_shader.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
> index db928f3..6ba9c0f 100644
> --- a/src/gallium/drivers/r600/r600_shader.c
> +++ b/src/gallium/drivers/r600/r600_shader.c
> @@ -6666,8 +6666,8 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
>         {TGSI_OPCODE_TEX2,      0, FETCH_OP_SAMPLE, tgsi_tex},
>         {TGSI_OPCODE_TXB2,      0, FETCH_OP_SAMPLE_LB, tgsi_tex},
>         {TGSI_OPCODE_TXL2,      0, FETCH_OP_SAMPLE_L, tgsi_tex},
> -       {TGSI_OPCODE_IMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> -       {TGSI_OPCODE_UMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> +       {TGSI_OPCODE_IMUL_HI,   0, ALU_OP2_MULHI_INT, tgsi_op2_trans},
> +       {TGSI_OPCODE_UMUL_HI,   0, ALU_OP2_MULHI_UINT, tgsi_op2_trans},
>         {TGSI_OPCODE_TG4,   0, FETCH_OP_GATHER4, tgsi_unsupported},
>         {TGSI_OPCODE_LAST,      0, ALU_OP0_NOP, tgsi_unsupported},
>  };
> @@ -6861,8 +6861,8 @@ static struct r600_shader_tgsi_instruction eg_shader_tgsi_instruction[] = {
>         {TGSI_OPCODE_TEX2,      0, FETCH_OP_SAMPLE, tgsi_tex},
>         {TGSI_OPCODE_TXB2,      0, FETCH_OP_SAMPLE_LB, tgsi_tex},
>         {TGSI_OPCODE_TXL2,      0, FETCH_OP_SAMPLE_L, tgsi_tex},
> -       {TGSI_OPCODE_IMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> -       {TGSI_OPCODE_UMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> +       {TGSI_OPCODE_IMUL_HI,   0, ALU_OP2_MULHI_INT, tgsi_op2_trans},
> +       {TGSI_OPCODE_UMUL_HI,   0, ALU_OP2_MULHI_UINT, tgsi_op2_trans},
>         {TGSI_OPCODE_TG4,   0, FETCH_OP_GATHER4, tgsi_tex},
>         {TGSI_OPCODE_LAST,      0, ALU_OP0_NOP, tgsi_unsupported},
>  };
> @@ -7057,8 +7057,8 @@ static struct r600_shader_tgsi_instruction cm_shader_tgsi_instruction[] = {
>         {TGSI_OPCODE_TEX2,      0, FETCH_OP_SAMPLE, tgsi_tex},
>         {TGSI_OPCODE_TXB2,      0, FETCH_OP_SAMPLE_LB, tgsi_tex},
>         {TGSI_OPCODE_TXL2,      0, FETCH_OP_SAMPLE_L, tgsi_tex},
> -       {TGSI_OPCODE_IMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> -       {TGSI_OPCODE_UMUL_HI, 0, ALU_OP0_NOP, tgsi_unsupported},
> +       {TGSI_OPCODE_IMUL_HI,   0, ALU_OP2_MULHI_INT, cayman_mul_int_instr},
> +       {TGSI_OPCODE_UMUL_HI,   0, ALU_OP2_MULHI_UINT, cayman_mul_int_instr},
>         {TGSI_OPCODE_TG4,   0, FETCH_OP_GATHER4, tgsi_tex},
>         {TGSI_OPCODE_LAST,      0, ALU_OP0_NOP, tgsi_unsupported},
>  };
> --
> 1.8.3.2
>
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