diff options
| author | Vadim Girlin <[email protected]> | 2011-08-03 15:35:02 +0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2011-08-03 10:17:50 -0400 |
| commit | 2bde0cc95d8db10b6d2c6689ca39c196a81248b0 (patch) | |
| tree | ee7015bda27d4cf307738137dca20dcf7710438a /src/gallium/drivers | |
| parent | 6eb94fc3444a300a0419c40cfcf356fdd88bc304 (diff) | |
r600g: take into account force_add_cf in pops
When we have two ENDIFs in a row, we shouldn't modify the pop_count
for the same alu clause twice.
Fixes https://bugs.freedesktop.org/show_bug.cgi?id=38163
Note: this is a candidate for the 7.11 branch.
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index fc56656f55d..c55cdd707eb 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -2932,25 +2932,34 @@ static int emit_logic_pred(struct r600_shader_ctx *ctx, int opcode) static int pops(struct r600_shader_ctx *ctx, int pops) { - int alu_pop = 3; - if (ctx->bc->cf_last) { - if (ctx->bc->cf_last->inst == CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU) << 3) - alu_pop = 0; - else if (ctx->bc->cf_last->inst == CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER) << 3) - alu_pop = 1; - } - alu_pop += pops; - if (alu_pop == 1) { - ctx->bc->cf_last->inst = CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER) << 3; - ctx->bc->force_add_cf = 1; - } else if (alu_pop == 2) { - ctx->bc->cf_last->inst = CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER) << 3; - ctx->bc->force_add_cf = 1; - } else { + unsigned force_pop = ctx->bc->force_add_cf; + + if (!force_pop) { + int alu_pop = 3; + if (ctx->bc->cf_last) { + if (ctx->bc->cf_last->inst == CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU) << 3) + alu_pop = 0; + else if (ctx->bc->cf_last->inst == CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER) << 3) + alu_pop = 1; + } + alu_pop += pops; + if (alu_pop == 1) { + ctx->bc->cf_last->inst = CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER) << 3; + ctx->bc->force_add_cf = 1; + } else if (alu_pop == 2) { + ctx->bc->cf_last->inst = CTX_INST(V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER) << 3; + ctx->bc->force_add_cf = 1; + } else { + force_pop = 1; + } + } + + if (force_pop) { r600_bc_add_cfinst(ctx->bc, CTX_INST(V_SQ_CF_WORD1_SQ_CF_INST_POP)); ctx->bc->cf_last->pop_count = pops; ctx->bc->cf_last->cf_addr = ctx->bc->cf_last->id + 2; } + return 0; } |