From 7933658107276f9d5491f8736a743cf8f8bbd5f2 Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 2 Apr 2010 14:47:58 +0000 Subject: Updated to following packages: mesa-7.8 --- mesalib/src/mesa/shader/prog_execute.c | 127 ++++++++++++++++++++++----------- 1 file changed, 84 insertions(+), 43 deletions(-) (limited to 'mesalib/src/mesa/shader/prog_execute.c') diff --git a/mesalib/src/mesa/shader/prog_execute.c b/mesalib/src/mesa/shader/prog_execute.c index 192d39aed..37750cc33 100644 --- a/mesalib/src/mesa/shader/prog_execute.c +++ b/mesalib/src/mesa/shader/prog_execute.c @@ -38,7 +38,6 @@ #include "main/glheader.h" #include "main/colormac.h" #include "main/context.h" -#include "program.h" #include "prog_execute.h" #include "prog_instruction.h" #include "prog_parameter.h" @@ -54,8 +53,18 @@ * Set x to positive or negative infinity. */ #if defined(USE_IEEE) || defined(_WIN32) -#define SET_POS_INFINITY(x) ( *((GLuint *) (void *)&x) = 0x7F800000 ) -#define SET_NEG_INFINITY(x) ( *((GLuint *) (void *)&x) = 0xFF800000 ) +#define SET_POS_INFINITY(x) \ + do { \ + fi_type fi; \ + fi.i = 0x7F800000; \ + x = fi.f; \ + } while (0) +#define SET_NEG_INFINITY(x) \ + do { \ + fi_type fi; \ + fi.i = 0xFF800000; \ + x = fi.f; \ + } while (0) #elif defined(VMS) #define SET_POS_INFINITY(x) x = __MAXFLOAT #define SET_NEG_INFINITY(x) x = -__MAXFLOAT @@ -342,6 +351,15 @@ fetch_vector1(const struct prog_src_register *source, } +static GLuint +fetch_vector1ui(const struct prog_src_register *source, + const struct gl_program_machine *machine) +{ + const GLuint *src = (GLuint *) get_src_register_pointer(source, machine); + return src[GET_SWZ(source->Swizzle, 0)]; +} + + /** * Fetch texel from texture. Use partial derivatives when possible. */ @@ -568,13 +586,13 @@ store_vector4ui(const struct prog_instruction *inst, if (inst->CondUpdate) { if (writeMask & WRITEMASK_X) - machine->CondCodes[0] = generate_cc(value[0]); + machine->CondCodes[0] = generate_cc((float)value[0]); if (writeMask & WRITEMASK_Y) - machine->CondCodes[1] = generate_cc(value[1]); + machine->CondCodes[1] = generate_cc((float)value[1]); if (writeMask & WRITEMASK_Z) - machine->CondCodes[2] = generate_cc(value[2]); + machine->CondCodes[2] = generate_cc((float)value[2]); if (writeMask & WRITEMASK_W) - machine->CondCodes[3] = generate_cc(value[3]); + machine->CondCodes[3] = generate_cc((float)value[3]); #if DEBUG_PROG printf("CondCodes=(%s,%s,%s,%s) for:\n", _mesa_condcode_string(machine->CondCodes[0]), @@ -670,13 +688,20 @@ _mesa_execute_program(GLcontext * ctx, GLfloat t[4]; fetch_vector4(&inst->SrcReg[0], machine, t); machine->AddressReg[0][0] = IFLOOR(t[0]); + if (DEBUG_PROG) { + printf("ARL %d\n", machine->AddressReg[0][0]); + } } break; case OPCODE_BGNLOOP: /* no-op */ + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ENDLOOP); break; case OPCODE_ENDLOOP: /* subtract 1 here since pc is incremented by for(pc) loop */ + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_BGNLOOP); pc = inst->BranchTarget - 1; /* go to matching BNGLOOP */ break; case OPCODE_BGNSUB: /* begin subroutine */ @@ -684,12 +709,26 @@ _mesa_execute_program(GLcontext * ctx, case OPCODE_ENDSUB: /* end subroutine */ break; case OPCODE_BRA: /* branch (conditional) */ - /* fall-through */ + if (eval_condition(machine, inst)) { + /* take branch */ + /* Subtract 1 here since we'll do pc++ below */ + pc = inst->BranchTarget - 1; + } + break; case OPCODE_BRK: /* break out of loop (conditional) */ - /* fall-through */ + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ENDLOOP); + if (eval_condition(machine, inst)) { + /* break out of loop */ + /* pc++ at end of for-loop will put us after the ENDLOOP inst */ + pc = inst->BranchTarget; + } + break; case OPCODE_CONT: /* continue loop (conditional) */ + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ENDLOOP); if (eval_condition(machine, inst)) { - /* take branch */ + /* continue at ENDLOOP */ /* Subtract 1 here since we'll do pc++ at end of for-loop */ pc = inst->BranchTarget - 1; } @@ -882,6 +921,10 @@ _mesa_execute_program(GLcontext * ctx, case OPCODE_IF: { GLboolean cond; + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ELSE || + program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ENDIF); /* eval condition */ if (inst->SrcReg[0].File != PROGRAM_UNDEFINED) { GLfloat a[4]; @@ -901,14 +944,16 @@ _mesa_execute_program(GLcontext * ctx, else { /* go to the instruction after ELSE or ENDIF */ assert(inst->BranchTarget >= 0); - pc = inst->BranchTarget - 1; + pc = inst->BranchTarget; } } break; case OPCODE_ELSE: /* goto ENDIF */ + ASSERT(program->Instructions[inst->BranchTarget].Opcode + == OPCODE_ENDIF); assert(inst->BranchTarget >= 0); - pc = inst->BranchTarget - 1; + pc = inst->BranchTarget; break; case OPCODE_ENDIF: /* nothing */ @@ -942,7 +987,7 @@ _mesa_execute_program(GLcontext * ctx, val = -FLT_MAX; } else { - val = log(a[0]) * 1.442695F; + val = (float)(log(a[0]) * 1.442695F); } result[0] = result[1] = result[2] = result[3] = val; store_vector4(inst, machine, result); @@ -962,12 +1007,12 @@ _mesa_execute_program(GLcontext * ctx, /* XXX we could probably just use pow() here */ if (a[0] > 0.0F) { if (a[1] == 0.0 && a[3] == 0.0) - result[2] = 1.0; + result[2] = 1.0F; else result[2] = (GLfloat) _mesa_pow(a[1], a[3]); } else { - result[2] = 0.0; + result[2] = 0.0F; } result[3] = 1.0F; store_vector4(inst, machine, result); @@ -1007,7 +1052,7 @@ _mesa_execute_program(GLcontext * ctx, /* The fast LOG2 macro doesn't meet the precision * requirements. */ - q[2] = (log(t[0]) * 1.442695F); + q[2] = (float)(log(t[0]) * 1.442695F); } } else { @@ -1634,12 +1679,11 @@ _mesa_execute_program(GLcontext * ctx, break; case OPCODE_UP2H: /* unpack two 16-bit floats */ { - GLfloat a[4], result[4]; - const GLuint *rawBits = (const GLuint *) a; - GLhalfNV hx, hy; - fetch_vector1(&inst->SrcReg[0], machine, a); - hx = rawBits[0] & 0xffff; - hy = rawBits[0] >> 16; + const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine); + GLfloat result[4]; + GLushort hx, hy; + hx = raw & 0xffff; + hy = raw >> 16; result[0] = result[2] = _mesa_half_to_float(hx); result[1] = result[3] = _mesa_half_to_float(hy); store_vector4(inst, machine, result); @@ -1647,12 +1691,11 @@ _mesa_execute_program(GLcontext * ctx, break; case OPCODE_UP2US: /* unpack two GLushorts */ { - GLfloat a[4], result[4]; - const GLuint *rawBits = (const GLuint *) a; + const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine); + GLfloat result[4]; GLushort usx, usy; - fetch_vector1(&inst->SrcReg[0], machine, a); - usx = rawBits[0] & 0xffff; - usy = rawBits[0] >> 16; + usx = raw & 0xffff; + usy = raw >> 16; result[0] = result[2] = usx * (1.0f / 65535.0f); result[1] = result[3] = usy * (1.0f / 65535.0f); store_vector4(inst, machine, result); @@ -1660,25 +1703,23 @@ _mesa_execute_program(GLcontext * ctx, break; case OPCODE_UP4B: /* unpack four GLbytes */ { - GLfloat a[4], result[4]; - const GLuint *rawBits = (const GLuint *) a; - fetch_vector1(&inst->SrcReg[0], machine, a); - result[0] = (((rawBits[0] >> 0) & 0xff) - 128) / 127.0F; - result[1] = (((rawBits[0] >> 8) & 0xff) - 128) / 127.0F; - result[2] = (((rawBits[0] >> 16) & 0xff) - 128) / 127.0F; - result[3] = (((rawBits[0] >> 24) & 0xff) - 128) / 127.0F; + const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine); + GLfloat result[4]; + result[0] = (((raw >> 0) & 0xff) - 128) / 127.0F; + result[1] = (((raw >> 8) & 0xff) - 128) / 127.0F; + result[2] = (((raw >> 16) & 0xff) - 128) / 127.0F; + result[3] = (((raw >> 24) & 0xff) - 128) / 127.0F; store_vector4(inst, machine, result); } break; case OPCODE_UP4UB: /* unpack four GLubytes */ { - GLfloat a[4], result[4]; - const GLuint *rawBits = (const GLuint *) a; - fetch_vector1(&inst->SrcReg[0], machine, a); - result[0] = ((rawBits[0] >> 0) & 0xff) / 255.0F; - result[1] = ((rawBits[0] >> 8) & 0xff) / 255.0F; - result[2] = ((rawBits[0] >> 16) & 0xff) / 255.0F; - result[3] = ((rawBits[0] >> 24) & 0xff) / 255.0F; + const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine); + GLfloat result[4]; + result[0] = ((raw >> 0) & 0xff) / 255.0F; + result[1] = ((raw >> 8) & 0xff) / 255.0F; + result[2] = ((raw >> 16) & 0xff) / 255.0F; + result[3] = ((raw >> 24) & 0xff) / 255.0F; store_vector4(inst, machine, result); } break; @@ -1729,11 +1770,11 @@ _mesa_execute_program(GLcontext * ctx, if (inst->SrcReg[0].File != -1) { GLfloat a[4]; fetch_vector4(&inst->SrcReg[0], machine, a); - _mesa_printf("%s%g, %g, %g, %g\n", (const char *) inst->Data, + printf("%s%g, %g, %g, %g\n", (const char *) inst->Data, a[0], a[1], a[2], a[3]); } else { - _mesa_printf("%s\n", (const char *) inst->Data); + printf("%s\n", (const char *) inst->Data); } } break; -- cgit v1.2.3