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authorNicolai Hähnle <nhaehnle@gmail.com>2009-07-16 19:57:43 +0200
committerNicolai Hähnle <nhaehnle@gmail.com>2009-07-27 20:32:02 +0200
commitcb8c694adb8e0a9e1d357cac9cf7a7ce263df3ae (patch)
tree0dbdaf275b4c70b9923eaaf0c14d62ae9f7fd94d
parent78f88d8b8799f013e4ab3abc87666b25071ed917 (diff)
r300/program_pair: Introduce driver-specific texture instruction structure
This is to prepare more experimentation and possible internal changes in the compiler. Signed-off-by: Nicolai Hähnle <nhaehnle@gmail.com>
-rw-r--r--src/mesa/drivers/dri/r300/compiler/r300_fragprog_emit.c18
-rw-r--r--src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c22
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_program_pair.c20
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h23
4 files changed, 61 insertions, 22 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/r300_fragprog_emit.c b/src/mesa/drivers/dri/r300/compiler/r300_fragprog_emit.c
index 1cfb565b6e..1aeba8f498 100644
--- a/src/mesa/drivers/dri/r300/compiler/r300_fragprog_emit.c
+++ b/src/mesa/drivers/dri/r300/compiler/r300_fragprog_emit.c
@@ -272,7 +272,7 @@ static GLboolean begin_tex(void* data)
}
-static GLboolean emit_tex(void* data, struct prog_instruction* inst)
+static GLboolean emit_tex(void* data, struct radeon_pair_texture_instruction* inst)
{
PROG_CODE;
@@ -282,31 +282,31 @@ static GLboolean emit_tex(void* data, struct prog_instruction* inst)
}
GLuint unit = inst->TexSrcUnit;
- GLuint dest = inst->DstReg.Index;
+ GLuint dest = inst->DestIndex;
GLuint opcode;
switch(inst->Opcode) {
- case OPCODE_KIL: opcode = R300_TEX_OP_KIL; break;
- case OPCODE_TEX: opcode = R300_TEX_OP_LD; break;
- case OPCODE_TXB: opcode = R300_TEX_OP_TXB; break;
- case OPCODE_TXP: opcode = R300_TEX_OP_TXP; break;
+ case RADEON_OPCODE_KIL: opcode = R300_TEX_OP_KIL; break;
+ case RADEON_OPCODE_TEX: opcode = R300_TEX_OP_LD; break;
+ case RADEON_OPCODE_TXB: opcode = R300_TEX_OP_TXB; break;
+ case RADEON_OPCODE_TXP: opcode = R300_TEX_OP_TXP; break;
default:
error("Unknown texture opcode %i", inst->Opcode);
return GL_FALSE;
}
- if (inst->Opcode == OPCODE_KIL) {
+ if (inst->Opcode == RADEON_OPCODE_KIL) {
unit = 0;
dest = 0;
} else {
use_temporary(code, dest);
}
- use_temporary(code, inst->SrcReg[0].Index);
+ use_temporary(code, inst->SrcIndex);
code->node[code->cur_node].tex_end++;
code->tex.inst[code->tex.length++] =
- (inst->SrcReg[0].Index << R300_SRC_ADDR_SHIFT) |
+ (inst->SrcIndex << R300_SRC_ADDR_SHIFT) |
(dest << R300_DST_ADDR_SHIFT) |
(unit << R300_TEX_ID_SHIFT) |
(opcode << R300_TEX_INST_SHIFT);
diff --git a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
index 237489e119..b5f665b66c 100644
--- a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
+++ b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
@@ -236,19 +236,19 @@ static GLboolean emit_paired(void *data, struct radeon_pair_instruction *inst)
return GL_TRUE;
}
-static GLuint translate_strq_swizzle(struct prog_src_register src)
+static GLuint translate_strq_swizzle(GLuint swizzle)
{
GLuint swiz = 0;
int i;
for (i = 0; i < 4; i++)
- swiz |= (GET_SWZ(src.Swizzle, i) & 0x3) << i*2;
+ swiz |= (GET_SWZ(swizzle, i) & 0x3) << i*2;
return swiz;
}
/**
* Emit a single TEX instruction
*/
-static GLboolean emit_tex(void *data, struct prog_instruction *inst)
+static GLboolean emit_tex(void *data, struct radeon_pair_texture_instruction *inst)
{
PROG_CODE;
@@ -260,7 +260,7 @@ static GLboolean emit_tex(void *data, struct prog_instruction *inst)
int ip = ++code->inst_end;
code->inst[ip].inst0 = R500_INST_TYPE_TEX
- | (inst->DstReg.WriteMask << 11)
+ | (inst->WriteMask << 11)
| R500_INST_TEX_SEM_WAIT;
code->inst[ip].inst1 = R500_TEX_ID(inst->TexSrcUnit)
| R500_TEX_SEM_ACQUIRE | R500_TEX_IGNORE_UNCOVERED;
@@ -269,25 +269,25 @@ static GLboolean emit_tex(void *data, struct prog_instruction *inst)
code->inst[ip].inst1 |= R500_TEX_UNSCALED;
switch (inst->Opcode) {
- case OPCODE_KIL:
+ case RADEON_OPCODE_KIL:
code->inst[ip].inst1 |= R500_TEX_INST_TEXKILL;
break;
- case OPCODE_TEX:
+ case RADEON_OPCODE_TEX:
code->inst[ip].inst1 |= R500_TEX_INST_LD;
break;
- case OPCODE_TXB:
+ case RADEON_OPCODE_TXB:
code->inst[ip].inst1 |= R500_TEX_INST_LODBIAS;
break;
- case OPCODE_TXP:
+ case RADEON_OPCODE_TXP:
code->inst[ip].inst1 |= R500_TEX_INST_PROJ;
break;
default:
error("emit_tex can't handle opcode %x\n", inst->Opcode);
}
- code->inst[ip].inst2 = R500_TEX_SRC_ADDR(inst->SrcReg[0].Index)
- | (translate_strq_swizzle(inst->SrcReg[0]) << 8)
- | R500_TEX_DST_ADDR(inst->DstReg.Index)
+ code->inst[ip].inst2 = R500_TEX_SRC_ADDR(inst->SrcIndex)
+ | (translate_strq_swizzle(inst->SrcSwizzle) << 8)
+ | R500_TEX_DST_ADDR(inst->DestIndex)
| R500_TEX_DST_R_SWIZ_R | R500_TEX_DST_G_SWIZ_G
| R500_TEX_DST_B_SWIZ_B | R500_TEX_DST_A_SWIZ_A;
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.c b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.c
index 6ce6b4d8ff..3274c83d4d 100644
--- a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.c
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.c
@@ -602,7 +602,25 @@ static void emit_all_tex(struct pair_state *s)
_mesa_print_instruction(inst);
fflush(stdout);
}
- s->Error = s->Error || !s->Handler->EmitTex(s->UserData, inst);
+
+ struct radeon_pair_texture_instruction rpti;
+
+ switch(inst->Opcode) {
+ case OPCODE_TEX: rpti.Opcode = RADEON_OPCODE_TEX; break;
+ case OPCODE_TXB: rpti.Opcode = RADEON_OPCODE_TXB; break;
+ case OPCODE_TXP: rpti.Opcode = RADEON_OPCODE_TXP; break;
+ default:
+ case OPCODE_KIL: rpti.Opcode = RADEON_OPCODE_KIL; break;
+ }
+
+ rpti.DestIndex = inst->DstReg.Index;
+ rpti.WriteMask = inst->DstReg.WriteMask;
+ rpti.TexSrcUnit = inst->TexSrcUnit;
+ rpti.TexSrcTarget = inst->TexSrcTarget;
+ rpti.SrcIndex = inst->SrcReg[0].Index;
+ rpti.SrcSwizzle = inst->SrcReg[0].Swizzle;
+
+ s->Error = s->Error || !s->Handler->EmitTex(s->UserData, &rpti);
}
if (s->Debug)
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h
index 4624a24629..f203d4886f 100644
--- a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h
@@ -82,6 +82,27 @@ struct radeon_pair_instruction {
};
+enum {
+ RADEON_OPCODE_TEX = 0,
+ RADEON_OPCODE_TXB,
+ RADEON_OPCODE_TXP,
+ RADEON_OPCODE_KIL
+};
+
+struct radeon_pair_texture_instruction {
+ GLuint Opcode:2; /**< one of RADEON_OPCODE_xxx */
+
+ GLuint DestIndex:8;
+ GLuint WriteMask:4;
+
+ GLuint TexSrcUnit:5;
+ GLuint TexSrcTarget:3;
+
+ GLuint SrcIndex:8;
+ GLuint SrcSwizzle:12;
+};
+
+
/**
*
*/
@@ -107,7 +128,7 @@ struct radeon_pair_handler {
*
* @return GL_FALSE on error.
*/
- GLboolean (*EmitTex)(void*, struct prog_instruction*);
+ GLboolean (*EmitTex)(void*, struct radeon_pair_texture_instruction*);
/**
* Called before a block of contiguous, independent texture