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shader: refactor some source info out into a struct.

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This just makes things a bit cleaner before adding fp64 support

Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
macos/master
Dave Airlie 7 years ago
parent e73fd6289d
commit e518a64c75
1 changed files with 24 additions and 21 deletions
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  1. 45
      src/vrend_shader.c

45
src/vrend_shader.c
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@ -1248,9 +1248,9 @@ static int emit_clip_dist_movs(struct dump_ctx *ctx)
#define emit_arit_op2(op) snprintf(buf, 255, "%s = %s(%s((%s %s %s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], op, srcs[1], writemask)
#define emit_op1(op) snprintf(buf, 255, "%s = %s(%s(%s(%s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), op, srcs[0], writemask)
#define emit_compare(op) snprintf(buf, 255, "%s = %s(%s((%s(%s(%s), %s(%s))))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), op, get_string(svec4), srcs[0], get_string(svec4), srcs[1], writemask)
#define emit_compare(op) snprintf(buf, 255, "%s = %s(%s((%s(%s(%s), %s(%s))))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), op, get_string(sinfo.svec4), srcs[0], get_string(sinfo.svec4), srcs[1], writemask)
#define emit_ucompare(op) snprintf(buf, 255, "%s = %s(uintBitsToFloat(%s(%s(%s(%s), %s(%s))%s) * %s(0xffffffff)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.udstconv), op, get_string(svec4), srcs[0], get_string(svec4), srcs[1], writemask, get_string(dinfo.udstconv))
#define emit_ucompare(op) snprintf(buf, 255, "%s = %s(uintBitsToFloat(%s(%s(%s(%s), %s(%s))%s) * %s(0xffffffff)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.udstconv), op, get_string(sinfo.svec4), srcs[0], get_string(sinfo.svec4), srcs[1], writemask, get_string(dinfo.udstconv))
static int emit_buf(struct dump_ctx *ctx, const char *buf)
{
@ -1952,12 +1952,18 @@ get_destination_info(struct dump_ctx *ctx,
return 0;
}
struct source_info {
enum vrend_type_qualifier svec4;
int sreg_index;
bool tg4_has_component;
bool override_no_wm[3];
};
static int
get_source_info(struct dump_ctx *ctx,
const struct tgsi_full_instruction *inst,
enum vrend_type_qualifier *svec4, int *sreg_index,
char srcs[3][255], char src_swizzle0[10],
bool *tg4_has_component, bool *override_no_wm)
struct source_info *sinfo,
char srcs[3][255], char src_swizzle0[10])
{
bool stprefix = false;
@ -1970,12 +1976,12 @@ get_source_info(struct dump_ctx *ctx,
switch (stype) {
case TGSI_TYPE_UNSIGNED:
stypeprefix = FLOAT_BITS_TO_UINT;
*svec4 = UVEC4;
sinfo->svec4 = UVEC4;
stprefix = true;
break;
case TGSI_TYPE_SIGNED:
stypeprefix = FLOAT_BITS_TO_INT;
*svec4 = IVEC4;
sinfo->svec4 = IVEC4;
stprefix = true;
break;
default:
@ -1990,7 +1996,7 @@ get_source_info(struct dump_ctx *ctx,
int swz_idx = 0, pre_idx = 0;
boolean isabsolute = src->Register.Absolute;
override_no_wm[i] = false;
sinfo->override_no_wm[i] = false;
if (isabsolute)
swizzle[swz_idx++] = ')';
@ -2054,7 +2060,7 @@ get_source_info(struct dump_ctx *ctx,
snprintf(srcs[0], 255, "%s", ctx->inputs[j].glsl_name);
snprintf(src_swizzle0, 10, "%s", swizzle);
}
override_no_wm[i] = ctx->inputs[j].override_no_wm;
sinfo->override_no_wm[i] = ctx->inputs[j].override_no_wm;
break;
}
}
@ -2126,7 +2132,7 @@ get_source_info(struct dump_ctx *ctx,
} else {
snprintf(srcs[i], 255, "%ssamp%d%s", cname, src->Register.Index, swizzle);
}
*sreg_index = src->Register.Index;
sinfo->sreg_index = src->Register.Index;
} else if (src->Register.File == TGSI_FILE_IMMEDIATE) {
if (src->Register.Index >= ARRAY_SIZE(ctx->imm)) {
fprintf(stderr, "Immediate exceeded, max is %lu\n", ARRAY_SIZE(ctx->imm));
@ -2175,7 +2181,7 @@ get_source_info(struct dump_ctx *ctx,
if (inst->Instruction.Opcode == TGSI_OPCODE_TG4 && i == 1 && j == 0) {
if (imd->val[idx].ui > 0) {
*tg4_has_component = true;
sinfo->tg4_has_component = true;
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
}
@ -2222,7 +2228,7 @@ get_source_info(struct dump_ctx *ctx,
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleW));
} else
snprintf(srcs[i], 255, "%s%s", prefix, ctx->system_values[j].glsl_name);
override_no_wm[i] = ctx->system_values[j].override_no_wm;
sinfo->override_no_wm[i] = ctx->system_values[j].override_no_wm;
break;
}
}
@ -2237,18 +2243,15 @@ iter_instruction(struct tgsi_iterate_context *iter,
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
struct dest_info dinfo = { 0 };
struct source_info sinfo = { 0 };
char srcs[4][255], dsts[3][255], buf[512];
uint instno = ctx->instno++;
int sreg_index = 0;
char writemask[6] = {0};
bool override_no_wm[3];
char *sret;
int ret;
char src_swizzle0[10];
bool tg4_has_component = false;
enum vrend_type_qualifier svec4;
svec4 = VEC4;
sinfo.svec4 = VEC4;
if (ctx->prog_type == -1)
ctx->prog_type = iter->processor.Processor;
@ -2270,7 +2273,7 @@ iter_instruction(struct tgsi_iterate_context *iter,
if (ret)
return FALSE;
ret = get_source_info(ctx, inst, &svec4, &sreg_index, srcs, src_swizzle0, &tg4_has_component, override_no_wm);
ret = get_source_info(ctx, inst, &sinfo, srcs, src_swizzle0);
if (ret)
return FALSE;
@ -2434,7 +2437,7 @@ iter_instruction(struct tgsi_iterate_context *iter,
EMIT_BUF_WITH_RET(ctx, buf);
break;
case TGSI_OPCODE_MOV:
snprintf(buf, 255, "%s = %s(%s(%s%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], override_no_wm[0] ? "" : writemask);
snprintf(buf, 255, "%s = %s(%s(%s%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], sinfo.override_no_wm[0] ? "" : writemask);
EMIT_BUF_WITH_RET(ctx, buf);
break;
case TGSI_OPCODE_ADD:
@ -2517,12 +2520,12 @@ iter_instruction(struct tgsi_iterate_context *iter,
case TGSI_OPCODE_TG4:
case TGSI_OPCODE_TXP:
case TGSI_OPCODE_LODQ:
ret = translate_tex(ctx, inst, sreg_index, srcs, dsts, writemask, get_string(dinfo.dstconv), dinfo.dst_override_no_wm[0], tg4_has_component);
ret = translate_tex(ctx, inst, sinfo.sreg_index, srcs, dsts, writemask, get_string(dinfo.dstconv), dinfo.dst_override_no_wm[0], sinfo.tg4_has_component);
if (ret)
return FALSE;
break;
case TGSI_OPCODE_TXQ:
ret = emit_txq(ctx, inst, sreg_index, srcs, dsts, writemask);
ret = emit_txq(ctx, inst, sinfo.sreg_index, srcs, dsts, writemask);
if (ret)
return FALSE;
break;

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