From a6b300ac98427eece73c312e6fc73f4127c6ab65 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Nicolai=20H=C3=A4hnle?= Date: Sun, 4 Oct 2009 18:26:15 +0200 Subject: [PATCH] r300/compiler Add support for more of the Sxx set instructions MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Nicolai Hähnle --- .../dri/r300/compiler/radeon_program_alu.c | 62 ++++++++++++++++++- 1 file changed, 61 insertions(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c index 425b9296682..0326d252339 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c @@ -344,6 +344,25 @@ static void transform_RSQ(struct radeon_compiler* c, inst->U.I.SrcReg[0] = absolute(inst->U.I.SrcReg[0]); } +static void transform_SEQ(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + int tempreg = rc_find_free_temporary(c); + + emit2(c, inst->Prev, RC_OPCODE_ADD, 0, dstreg(RC_FILE_TEMPORARY, tempreg), inst->U.I.SrcReg[0], negate(inst->U.I.SrcReg[1])); + emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, inst->U.I.DstReg, + negate(absolute(srcreg(RC_FILE_TEMPORARY, tempreg))), builtin_zero, builtin_one); + + rc_remove_instruction(inst); +} + +static void transform_SFL(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + emit1(c, inst->Prev, RC_OPCODE_MOV, inst->U.I.SaturateMode, inst->U.I.DstReg, builtin_zero); + rc_remove_instruction(inst); +} + static void transform_SGE(struct radeon_compiler* c, struct rc_instruction* inst) { @@ -356,6 +375,30 @@ static void transform_SGE(struct radeon_compiler* c, rc_remove_instruction(inst); } +static void transform_SGT(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + int tempreg = rc_find_free_temporary(c); + + emit2(c, inst->Prev, RC_OPCODE_ADD, 0, dstreg(RC_FILE_TEMPORARY, tempreg), negate(inst->U.I.SrcReg[0]), inst->U.I.SrcReg[1]); + emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, inst->U.I.DstReg, + srcreg(RC_FILE_TEMPORARY, tempreg), builtin_one, builtin_zero); + + rc_remove_instruction(inst); +} + +static void transform_SLE(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + int tempreg = rc_find_free_temporary(c); + + emit2(c, inst->Prev, RC_OPCODE_ADD, 0, dstreg(RC_FILE_TEMPORARY, tempreg), negate(inst->U.I.SrcReg[0]), inst->U.I.SrcReg[1]); + emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, inst->U.I.DstReg, + srcreg(RC_FILE_TEMPORARY, tempreg), builtin_zero, builtin_one); + + rc_remove_instruction(inst); +} + static void transform_SLT(struct radeon_compiler* c, struct rc_instruction* inst) { @@ -368,6 +411,18 @@ static void transform_SLT(struct radeon_compiler* c, rc_remove_instruction(inst); } +static void transform_SNE(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + int tempreg = rc_find_free_temporary(c); + + emit2(c, inst->Prev, RC_OPCODE_ADD, 0, dstreg(RC_FILE_TEMPORARY, tempreg), inst->U.I.SrcReg[0], negate(inst->U.I.SrcReg[1])); + emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, inst->U.I.DstReg, + negate(absolute(srcreg(RC_FILE_TEMPORARY, tempreg))), builtin_one, builtin_zero); + + rc_remove_instruction(inst); +} + static void transform_SUB(struct radeon_compiler* c, struct rc_instruction* inst) { @@ -403,7 +458,7 @@ static void transform_XPD(struct radeon_compiler* c, * no userData necessary. * * Eliminates the following ALU instructions: - * ABS, DPH, DST, FLR, LIT, LRP, POW, SGE, SLT, SUB, SWZ, XPD + * ABS, DPH, DST, FLR, LIT, LRP, POW, SEQ, SFL, SGE, SGT, SLE, SLT, SNE, SUB, SWZ, XPD * using: * MOV, ADD, MUL, MAD, FRC, DP3, LG2, EX2, CMP * @@ -426,8 +481,13 @@ int radeonTransformALU( case RC_OPCODE_LRP: transform_LRP(c, inst); return 1; case RC_OPCODE_POW: transform_POW(c, inst); return 1; case RC_OPCODE_RSQ: transform_RSQ(c, inst); return 1; + case RC_OPCODE_SEQ: transform_SEQ(c, inst); return 1; + case RC_OPCODE_SFL: transform_SFL(c, inst); return 1; case RC_OPCODE_SGE: transform_SGE(c, inst); return 1; + case RC_OPCODE_SGT: transform_SGT(c, inst); return 1; + case RC_OPCODE_SLE: transform_SLE(c, inst); return 1; case RC_OPCODE_SLT: transform_SLT(c, inst); return 1; + case RC_OPCODE_SNE: transform_SNE(c, inst); return 1; case RC_OPCODE_SUB: transform_SUB(c, inst); return 1; case RC_OPCODE_SWZ: transform_SWZ(c, inst); return 1; case RC_OPCODE_XPD: transform_XPD(c, inst); return 1; -- 2.30.2