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r600g: simplify instance addr calculation

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Use MULHI_UINT instead of the more complex
INT_TO_FLT->MUL->TRUNC->FLT_TO_INT
This commit is contained in:
Christian König
2011-03-05 13:40:55 +01:00
parent 19355a461a
commit 17b9b757b7
1 changed files with 4 additions and 47 deletions
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src/gallium/drivers/r600/r600_asm.c
+4 -47
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@@ -53,6 +53,7 @@ static inline unsigned int r600_bc_get_num_operands(struct r600_bc *bc, struct r
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_KILLGE:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_KILLNE:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MUL:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MULHI_UINT:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MAX:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MIN:
case V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETE:
@@ -102,6 +103,7 @@ static inline unsigned int r600_bc_get_num_operands(struct r600_bc *bc, struct r
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_KILLGE:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_KILLNE:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MUL:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MULHI_UINT:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MAX:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MIN:
case EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETE:
@@ -2095,57 +2097,12 @@ int r600_vertex_elements_build_fetch_shader(struct r600_pipe_context *rctx, stru
struct r600_bc_alu alu;
memset(&alu, 0, sizeof(alu));
alu.inst = BC_INST(&bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_INT_TO_FLT);
alu.inst = BC_INST(&bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MULHI_UINT);
alu.src[0].sel = 0;
alu.src[0].chan = 3;
alu.dst.sel = i + 1;
alu.dst.chan = 3;
alu.dst.write = 1;
alu.last = 1;
if ((r = r600_bc_add_alu(&bc, &alu))) {
r600_bc_clear(&bc);
return r;
}
memset(&alu, 0, sizeof(alu));
alu.inst = BC_INST(&bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MUL);
alu.src[0].sel = i + 1;
alu.src[0].chan = 3;
alu.src[1].sel = V_SQ_ALU_SRC_LITERAL;
alu.src[1].value = fui(1.0f / (float)elements[i].instance_divisor);
alu.dst.sel = i + 1;
alu.dst.chan = 3;
alu.dst.write = 1;
alu.last = 1;
if ((r = r600_bc_add_alu(&bc, &alu))) {
r600_bc_clear(&bc);
return r;
}
memset(&alu, 0, sizeof(alu));
alu.inst = BC_INST(&bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_TRUNC);
alu.src[0].sel = i + 1;
alu.src[0].chan = 3;
alu.dst.sel = i + 1;
alu.dst.chan = 3;
alu.dst.write = 1;
alu.last = 1;
if ((r = r600_bc_add_alu(&bc, &alu))) {
r600_bc_clear(&bc);
return r;
}
memset(&alu, 0, sizeof(alu));
alu.inst = BC_INST(&bc, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_FLT_TO_INT);
alu.src[0].sel = i + 1;
alu.src[0].chan = 3;
alu.src[1].value = (1l << 32) / elements[i].instance_divisor + 1;
alu.dst.sel = i + 1;
alu.dst.chan = 3;