#include "tgsi/tgsi_scan.h"
#include "tgsi/tgsi_util.h"
+#include "util/u_debug.h"
static unsigned translate_opcode(unsigned opcode)
{
/* case TGSI_OPCODE_NOT: return RC_OPCODE_NOT; */
/* case TGSI_OPCODE_TRUNC: return RC_OPCODE_TRUNC; */
/* case TGSI_OPCODE_SHL: return RC_OPCODE_SHL; */
- /* case TGSI_OPCODE_SHR: return RC_OPCODE_SHR; */
+ /* case TGSI_OPCODE_ISHR: return RC_OPCODE_SHR; */
/* case TGSI_OPCODE_AND: return RC_OPCODE_AND; */
/* case TGSI_OPCODE_OR: return RC_OPCODE_OR; */
/* case TGSI_OPCODE_MOD: return RC_OPCODE_MOD; */
case TGSI_OPCODE_KIL: return RC_OPCODE_KIL;
}
- fprintf(stderr, "Unknown opcode: %i\n", opcode);
+ debug_printf("r300: Unknown TGSI/RC opcode: %i\n", opcode);
return RC_OPCODE_ILLEGAL_OPCODE;
}
struct rc_dst_register * dst,
struct tgsi_full_dst_register * src)
{
- dst->File = translate_register_file(src->DstRegister.File);
- dst->Index = translate_register_index(ttr, src->DstRegister.File, src->DstRegister.Index);
- dst->WriteMask = src->DstRegister.WriteMask;
- dst->RelAddr = src->DstRegister.Indirect;
+ dst->File = translate_register_file(src->Register.File);
+ dst->Index = translate_register_index(ttr, src->Register.File, src->Register.Index);
+ dst->WriteMask = src->Register.WriteMask;
+ dst->RelAddr = src->Register.Indirect;
}
static void transform_srcreg(
struct rc_src_register * dst,
struct tgsi_full_src_register * src)
{
- dst->File = translate_register_file(src->SrcRegister.File);
- dst->Index = translate_register_index(ttr, src->SrcRegister.File, src->SrcRegister.Index);
- dst->RelAddr = src->SrcRegister.Indirect;
+ unsigned i, j;
+
+ dst->File = translate_register_file(src->Register.File);
+ dst->Index = translate_register_index(ttr, src->Register.File, src->Register.Index);
+ dst->RelAddr = src->Register.Indirect;
dst->Swizzle = tgsi_util_get_full_src_register_swizzle(src, 0);
dst->Swizzle |= tgsi_util_get_full_src_register_swizzle(src, 1) << 3;
dst->Swizzle |= tgsi_util_get_full_src_register_swizzle(src, 2) << 6;
dst->Swizzle |= tgsi_util_get_full_src_register_swizzle(src, 3) << 9;
- dst->Abs = src->SrcRegisterExtMod.Absolute;
- dst->Negate = src->SrcRegister.Negate ? RC_MASK_XYZW : 0;
+ dst->Abs = src->Register.Absolute;
+ dst->Negate = src->Register.Negate ? RC_MASK_XYZW : 0;
+
+ if (src->Register.File == TGSI_FILE_IMMEDIATE) {
+ for (i = 0; i < ttr->imms_to_swizzle_count; i++) {
+ if (ttr->imms_to_swizzle[i].index == src->Register.Index) {
+ dst->File = RC_FILE_TEMPORARY;
+ dst->Index = 0;
+ dst->Swizzle = 0;
+ for (j = 0; j < 4; j++) {
+ dst->Swizzle |= GET_SWZ(ttr->imms_to_swizzle[i].swizzle,
+ tgsi_util_get_full_src_register_swizzle(src, j)) << (j * 3);
+ }
+ break;
+ }
+ }
+ }
}
-static void transform_texture(struct rc_instruction * dst, struct tgsi_instruction_ext_texture src)
+static void transform_texture(struct rc_instruction * dst, struct tgsi_instruction_texture src,
+ uint32_t *shadowSamplers)
{
switch(src.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_SHADOW1D:
dst->U.I.TexSrcTarget = RC_TEXTURE_1D;
dst->U.I.TexShadow = 1;
+ *shadowSamplers |= 1 << dst->U.I.TexSrcUnit;
break;
case TGSI_TEXTURE_SHADOW2D:
dst->U.I.TexSrcTarget = RC_TEXTURE_2D;
dst->U.I.TexShadow = 1;
+ *shadowSamplers |= 1 << dst->U.I.TexSrcUnit;
break;
case TGSI_TEXTURE_SHADOWRECT:
dst->U.I.TexSrcTarget = RC_TEXTURE_RECT;
dst->U.I.TexShadow = 1;
+ *shadowSamplers |= 1 << dst->U.I.TexSrcUnit;
break;
}
}
dst->U.I.SaturateMode = translate_saturate(src->Instruction.Saturate);
if (src->Instruction.NumDstRegs)
- transform_dstreg(ttr, &dst->U.I.DstReg, &src->FullDstRegisters[0]);
+ transform_dstreg(ttr, &dst->U.I.DstReg, &src->Dst[0]);
for(i = 0; i < src->Instruction.NumSrcRegs; ++i) {
- if (src->FullSrcRegisters[i].SrcRegister.File == TGSI_FILE_SAMPLER)
- dst->U.I.TexSrcUnit = src->FullSrcRegisters[i].SrcRegister.Index;
+ if (src->Src[i].Register.File == TGSI_FILE_SAMPLER)
+ dst->U.I.TexSrcUnit = src->Src[i].Register.Index;
else
- transform_srcreg(ttr, &dst->U.I.SrcReg[i], &src->FullSrcRegisters[i]);
+ transform_srcreg(ttr, &dst->U.I.SrcReg[i], &src->Src[i]);
}
/* Texturing. */
- transform_texture(dst, src->InstructionExtTexture);
+ if (src->Instruction.Texture)
+ transform_texture(dst, src->Texture,
+ &ttr->compiler->Program.ShadowSamplers);
}
-static void handle_immediate(struct tgsi_to_rc * ttr, struct tgsi_full_immediate * imm)
+static void handle_immediate(struct tgsi_to_rc * ttr,
+ struct tgsi_full_immediate * imm,
+ unsigned index)
{
struct rc_constant constant;
- int i;
+ unsigned swizzle = 0;
+ boolean can_swizzle = TRUE;
+ unsigned i;
- constant.Type = RC_CONSTANT_IMMEDIATE;
- constant.Size = 4;
- for(i = 0; i < 4; ++i)
- constant.u.Immediate[i] = imm->u[i].Float;
- rc_constants_add(&ttr->compiler->Program.Constants, &constant);
+ for (i = 0; i < 4; i++) {
+ if (imm->u[i].Float == 0.0f) {
+ swizzle |= RC_SWIZZLE_ZERO << (i * 3);
+ } else if (imm->u[i].Float == 0.5f && ttr->use_half_swizzles) {
+ swizzle |= RC_SWIZZLE_HALF << (i * 3);
+ } else if (imm->u[i].Float == 1.0f) {
+ swizzle |= RC_SWIZZLE_ONE << (i * 3);
+ } else {
+ can_swizzle = FALSE;
+ break;
+ }
+ }
+
+ if (can_swizzle) {
+ ttr->imms_to_swizzle[ttr->imms_to_swizzle_count].index = index;
+ ttr->imms_to_swizzle[ttr->imms_to_swizzle_count].swizzle = swizzle;
+ ttr->imms_to_swizzle_count++;
+ } else {
+ constant.Type = RC_CONSTANT_IMMEDIATE;
+ constant.Size = 4;
+ for(i = 0; i < 4; ++i)
+ constant.u.Immediate[i] = imm->u[i].Float;
+ rc_constants_add(&ttr->compiler->Program.Constants, &constant);
+ }
}
-void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens)
+void r300_tgsi_to_rc(struct tgsi_to_rc * ttr,
+ const struct tgsi_token * tokens)
{
struct tgsi_parse_context parser;
+ unsigned imm_index = 0;
int i;
/* Allocate constants placeholders.
ttr->immediate_offset = ttr->compiler->Program.Constants.Count;
+ ttr->imms_to_swizzle = malloc(ttr->info->immediate_count * sizeof(struct swizzled_imms));
+ ttr->imms_to_swizzle_count = 0;
+
tgsi_parse_init(&parser, tokens);
while (!tgsi_parse_end_of_tokens(&parser)) {
case TGSI_TOKEN_TYPE_DECLARATION:
break;
case TGSI_TOKEN_TYPE_IMMEDIATE:
- handle_immediate(ttr, &parser.FullToken.FullImmediate);
+ handle_immediate(ttr, &parser.FullToken.FullImmediate, imm_index);
+ imm_index++;
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
transform_instruction(ttr, &parser.FullToken.FullInstruction);
tgsi_parse_free(&parser);
+ free(ttr->imms_to_swizzle);
+
rc_calculate_inputs_outputs(ttr->compiler);
}
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