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r600g: Use hardware sqrt instruction

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Piglit quick tests including sqrt pass, no other regressions,
tested on radeon 6670.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Glenn Kennard
2014-07-18 09:54:37 +02:00
committed by Tom Stellard
parent dbaf0bc388
commit 2fa6d659c3
2 changed files with 4 additions and 7 deletions
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src/gallium/drivers/r600/r600_pipe.c
+1 -1
View File
@@ -428,7 +428,7 @@ static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, e
case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
return 1;
case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
return 0;
return 1;
case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
src/gallium/drivers/r600/r600_shader.c
+3 -6
View File
@@ -6498,8 +6498,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
{TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2},
{TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp},
{TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{20, 0, ALU_OP0_NOP, tgsi_unsupported},
{TGSI_OPCODE_SQRT, 0, ALU_OP1_SQRT_IEEE, tgsi_trans_srcx_replicate},
{TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{22, 0, ALU_OP0_NOP, tgsi_unsupported},
@@ -6693,8 +6692,7 @@ static struct r600_shader_tgsi_instruction eg_shader_tgsi_instruction[] = {
{TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2},
{TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp},
{TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{20, 0, ALU_OP0_NOP, tgsi_unsupported},
{TGSI_OPCODE_SQRT, 0, ALU_OP1_SQRT_IEEE, tgsi_trans_srcx_replicate},
{TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{22, 0, ALU_OP0_NOP, tgsi_unsupported},
@@ -6888,8 +6886,7 @@ static struct r600_shader_tgsi_instruction cm_shader_tgsi_instruction[] = {
{TGSI_OPCODE_SUB, 0, ALU_OP2_ADD, tgsi_op2},
{TGSI_OPCODE_LRP, 0, ALU_OP0_NOP, tgsi_lrp},
{TGSI_OPCODE_CND, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{20, 0, ALU_OP0_NOP, tgsi_unsupported},
{TGSI_OPCODE_SQRT, 0, ALU_OP1_SQRT_IEEE, cayman_emit_float_instr},
{TGSI_OPCODE_DP2A, 0, ALU_OP0_NOP, tgsi_unsupported},
/* gap */
{22, 0, ALU_OP0_NOP, tgsi_unsupported},