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authorCorbin Simpson <MostAwesomeDude@gmail.com>2009-03-16 05:58:46 -0700
committerCorbin Simpson <MostAwesomeDude@gmail.com>2009-03-16 06:49:21 -0700
commitfe1c94d8d34cbda3b6005ecb9d7a2087df8c10a9 (patch)
tree99734dc2a0bfa024e351794228717f8c3a1d13a9
parenta22e40c29c3bf2ae546a03b6749e895fb74c2b24 (diff)
r300-gallium: r500-fs: Stub out the simple scalar ops.
COS, SIN, and CSC are not simple.
-rw-r--r--src/gallium/drivers/r300/r300_state_shader.c39
1 files changed, 34 insertions, 5 deletions
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c
index 2926c9a7b1..e4db008ff8 100644
--- a/src/gallium/drivers/r300/r300_state_shader.c
+++ b/src/gallium/drivers/r300/r300_state_shader.c
@@ -161,9 +161,20 @@ static INLINE uint32_t r500_alpha_swiz(struct tgsi_full_src_register* reg)
return r500_rgba_swiz(reg) >> 9;
}
+static INLINE uint32_t r500_sop_swiz(struct tgsi_full_src_register* reg)
+{
+ /* Only the first 3 bits... */
+ return r500_rgba_swiz(reg) & 0x7;
+}
+
static INLINE uint32_t r500_rgba_op(unsigned op)
{
switch (op) {
+ case TGSI_OPCODE_EX2:
+ case TGSI_OPCODE_LG2:
+ case TGSI_OPCODE_RCP:
+ case TGSI_OPCODE_RSQ:
+ return R500_ALU_RGBA_OP_SOP;
case TGSI_OPCODE_DP3:
return R500_ALU_RGBA_OP_DP3;
case TGSI_OPCODE_DP4:
@@ -179,6 +190,14 @@ static INLINE uint32_t r500_rgba_op(unsigned op)
static INLINE uint32_t r500_alpha_op(unsigned op)
{
switch (op) {
+ case TGSI_OPCODE_EX2:
+ return R500_ALPHA_OP_EX2;
+ case TGSI_OPCODE_LG2:
+ return R500_ALPHA_OP_LN2;
+ case TGSI_OPCODE_RCP:
+ return R500_ALPHA_OP_RCP;
+ case TGSI_OPCODE_RSQ:
+ return R500_ALPHA_OP_RSQ;
case TGSI_OPCODE_DP3:
case TGSI_OPCODE_DP4:
case TGSI_OPCODE_DPH:
@@ -215,7 +234,8 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
struct tgsi_full_src_register* src,
struct tgsi_full_dst_register* dst,
unsigned op,
- unsigned count)
+ unsigned count,
+ boolean is_sop)
{
int i = fs->instruction_count;
@@ -253,7 +273,8 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs,
R500_ALU_RGB_SEL_A_SRC0 |
R500_SWIZ_RGB_A(r500_rgb_swiz(&src[0]));
fs->instructions[i].inst4 |=
- R500_SWIZ_ALPHA_A(r500_alpha_swiz(&src[0])) |
+ R500_SWIZ_ALPHA_A(is_sop ? r500_sop_swiz(&src[0]) :
+ r500_alpha_swiz(&src[0])) |
R500_ALPHA_SEL_A_SRC0;
break;
}
@@ -325,14 +346,21 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
* AMD/ATI names for opcodes, please, as it facilitates using the
* documentation. */
switch (inst->Instruction.Opcode) {
+ case TGSI_OPCODE_EX2:
+ r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
+ &inst->FullDstRegisters[0], inst->Instruction.Opcode, 1,
+ true);
+ break;
case TGSI_OPCODE_DP3:
case TGSI_OPCODE_DP4:
r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
- &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2);
+ &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2,
+ false);
break;
case TGSI_OPCODE_DPH:
r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
- &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2);
+ &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2,
+ false);
/* Force alpha swizzle to one */
i = fs->instruction_count - 1;
fs->instructions[i].inst4 &= ~R500_SWIZ_ALPHA_A(0x7);
@@ -340,7 +368,8 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs,
break;
case TGSI_OPCODE_MAD:
r500_emit_maths(fs, assembler, inst->FullSrcRegisters,
- &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3);
+ &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3,
+ false);
break;
case TGSI_OPCODE_MOV:
case TGSI_OPCODE_SWZ: