diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler')
4 files changed, 27 insertions, 21 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/memory_pool.c b/src/mesa/drivers/dri/r300/compiler/memory_pool.c index 37aa2b6579..76c7c60d8f 100644 --- a/src/mesa/drivers/dri/r300/compiler/memory_pool.c +++ b/src/mesa/drivers/dri/r300/compiler/memory_pool.c @@ -71,12 +71,14 @@ static void refill_pool(struct memory_pool * pool) void * memory_pool_malloc(struct memory_pool * pool, unsigned int bytes) { if (bytes < POOL_LARGE_ALLOC) { + void * ptr; + if (pool->head + bytes > pool->end) refill_pool(pool); assert(pool->head + bytes <= pool->end); - void * ptr = pool->head; + ptr = pool->head; pool->head += bytes; pool->head = (unsigned char*)(((unsigned long)pool->head + POOL_ALIGN - 1) & ~(POOL_ALIGN - 1)); diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_code.c b/src/mesa/drivers/dri/r300/compiler/radeon_code.c index 1a3d8bb641..853b2becd1 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_code.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_code.c @@ -143,7 +143,8 @@ unsigned rc_constants_add_immediate_scalar(struct rc_constant_list * c, float da for(index = 0; index < c->Count; ++index) { if (c->Constants[index].Type == RC_CONSTANT_IMMEDIATE) { - for(unsigned comp = 0; comp < c->Constants[index].Size; ++comp) { + unsigned comp; + for(comp = 0; comp < c->Constants[index].Size; ++comp) { if (c->Constants[index].u.Immediate[comp] == data) { *swizzle = RC_MAKE_SWIZZLE(comp, comp, comp, comp); return index; diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c b/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c index c0e7a7f7a0..41ea23ee32 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c @@ -232,12 +232,16 @@ void rc_copy_output(struct radeon_compiler * c, unsigned output, unsigned dup_ou void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsigned new_input) { unsigned tempregi = rc_find_free_temporary(c); + struct rc_instruction * inst_rcp; + struct rc_instruction * inst_mul; + struct rc_instruction * inst_mad; + struct rc_instruction * inst; c->Program.InputsRead &= ~(1 << wpos); c->Program.InputsRead |= 1 << new_input; /* perspective divide */ - struct rc_instruction * inst_rcp = rc_insert_new_instruction(c, &c->Program.Instructions); + inst_rcp = rc_insert_new_instruction(c, &c->Program.Instructions); inst_rcp->U.I.Opcode = RC_OPCODE_RCP; inst_rcp->U.I.DstReg.File = RC_FILE_TEMPORARY; @@ -248,7 +252,7 @@ void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsig inst_rcp->U.I.SrcReg[0].Index = new_input; inst_rcp->U.I.SrcReg[0].Swizzle = RC_SWIZZLE_WWWW; - struct rc_instruction * inst_mul = rc_insert_new_instruction(c, inst_rcp); + inst_mul = rc_insert_new_instruction(c, inst_rcp); inst_mul->U.I.Opcode = RC_OPCODE_MUL; inst_mul->U.I.DstReg.File = RC_FILE_TEMPORARY; @@ -263,7 +267,7 @@ void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsig inst_mul->U.I.SrcReg[1].Swizzle = RC_SWIZZLE_WWWW; /* viewport transformation */ - struct rc_instruction * inst_mad = rc_insert_new_instruction(c, inst_mul); + inst_mad = rc_insert_new_instruction(c, inst_mul); inst_mad->U.I.Opcode = RC_OPCODE_MAD; inst_mad->U.I.DstReg.File = RC_FILE_TEMPORARY; @@ -282,7 +286,6 @@ void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsig inst_mad->U.I.SrcReg[2].Index = inst_mad->U.I.SrcReg[1].Index; inst_mad->U.I.SrcReg[2].Swizzle = RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_ZERO); - struct rc_instruction * inst; for (inst = inst_mad->Next; inst != &c->Program.Instructions; inst = inst->Next) { const struct rc_opcode_info * opcode = rc_get_opcode_info(inst->U.I.Opcode); unsigned i; 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 ced66af1eb..b5c08aea49 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c @@ -267,9 +267,9 @@ static void transform_LIT(struct radeon_compiler* c, temp = inst->U.I.DstReg.Index; srctemp = srcreg(RC_FILE_TEMPORARY, temp); - // tmp.x = max(0.0, Src.x); - // tmp.y = max(0.0, Src.y); - // tmp.w = clamp(Src.z, -128+eps, 128-eps); + /* tmp.x = max(0.0, Src.x); */ + /* tmp.y = max(0.0, Src.y); */ + /* tmp.w = clamp(Src.z, -128+eps, 128-eps); */ emit2(c, inst->Prev, RC_OPCODE_MAX, 0, dstregtmpmask(temp, RC_MASK_XYW), inst->U.I.SrcReg[0], @@ -280,7 +280,7 @@ static void transform_LIT(struct radeon_compiler* c, swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), negate(srcregswz(RC_FILE_CONSTANT, constant, constant_swizzle))); - // tmp.w = Pow(tmp.y, tmp.w) + /* tmp.w = Pow(tmp.y, tmp.w) */ emit1(c, inst->Prev, RC_OPCODE_LG2, 0, dstregtmpmask(temp, RC_MASK_W), swizzle(srctemp, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y)); @@ -292,14 +292,14 @@ static void transform_LIT(struct radeon_compiler* c, dstregtmpmask(temp, RC_MASK_W), swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W)); - // tmp.z = (tmp.x > 0) ? tmp.w : 0.0 + /* tmp.z = (tmp.x > 0) ? tmp.w : 0.0 */ emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, dstregtmpmask(temp, RC_MASK_Z), negate(swizzle(srctemp, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)), swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), builtin_zero); - // tmp.x, tmp.y, tmp.w = 1.0, tmp.x, 1.0 + /* tmp.x, tmp.y, tmp.w = 1.0, tmp.x, 1.0 */ emit1(c, inst->Prev, RC_OPCODE_MOV, inst->U.I.SaturateMode, dstregtmpmask(temp, RC_MASK_XYW), swizzle(srctemp, RC_SWIZZLE_ONE, RC_SWIZZLE_X, RC_SWIZZLE_ONE, RC_SWIZZLE_ONE)); @@ -533,16 +533,16 @@ static void sincos_constants(struct radeon_compiler* c, unsigned int *constants) { static const float SinCosConsts[2][4] = { { - 1.273239545, // 4/PI - -0.405284735, // -4/(PI*PI) - 3.141592654, // PI - 0.2225 // weight + 1.273239545, /* 4/PI */ + -0.405284735, /* -4/(PI*PI) */ + 3.141592654, /* PI */ + 0.2225 /* weight */ }, { 0.75, 0.5, - 0.159154943, // 1/(2*PI) - 6.283185307 // 2*PI + 0.159154943, /* 1/(2*PI) */ + 6.283185307 /* 2*PI */ } }; int i; @@ -602,9 +602,9 @@ int radeonTransformTrigSimple(struct radeon_compiler* c, sincos_constants(c, constants); if (inst->U.I.Opcode == RC_OPCODE_COS) { - // MAD tmp.x, src, 1/(2*PI), 0.75 - // FRC tmp.x, tmp.x - // MAD tmp.z, tmp.x, 2*PI, -PI + /* MAD tmp.x, src, 1/(2*PI), 0.75 */ + /* FRC tmp.x, tmp.x */ + /* MAD tmp.z, tmp.x, 2*PI, -PI */ emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_W), swizzle(inst->U.I.SrcReg[0], RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z), |