diff options
Diffstat (limited to 'src/gallium/drivers/r600')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index aab4215d7ae..ac26d77ec91 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -2728,8 +2728,10 @@ static int cayman_mul_int_instr(struct r600_shader_ctx *ctx) struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction; int i, j, k, r; struct r600_bytecode_alu alu; - int last_slot = (inst->Dst[0].Register.WriteMask & 0x8) ? 4 : 3; - for (k = 0; k < last_slot; k++) { + int lasti = tgsi_last_instruction(inst->Dst[0].Register.WriteMask); + int t1 = ctx->temp_reg; + + for (k = 0; k <= lasti; k++) { if (!(inst->Dst[0].Register.WriteMask & (1 << k))) continue; @@ -2739,7 +2741,8 @@ static int cayman_mul_int_instr(struct r600_shader_ctx *ctx) for (j = 0; j < inst->Instruction.NumSrcRegs; j++) { r600_bytecode_src(&alu.src[j], &ctx->src[j], k); } - tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); + alu.dst.sel = t1; + alu.dst.chan = i; alu.dst.write = (i == k); if (i == 3) alu.last = 1; @@ -2748,6 +2751,23 @@ static int cayman_mul_int_instr(struct r600_shader_ctx *ctx) return r; } } + + for (i = 0 ; i <= lasti; i++) { + if (!(inst->Dst[0].Register.WriteMask & (1 << i))) + continue; + memset(&alu, 0, sizeof(struct r600_bytecode_alu)); + alu.op = ALU_OP1_MOV; + alu.src[0].sel = t1; + alu.src[0].chan = i; + tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst); + alu.dst.write = 1; + if (i == lasti) + alu.last = 1; + r = r600_bytecode_add_alu(ctx->bc, &alu); + if (r) + return r; + } + return 0; } |