diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
commit | 0397b2bb41b0f337af2949a15bcd7d0e7e8a7dc1 (patch) | |
tree | 732c93d74ed806942a13bf15575a61aa4f001253 /src/gallium/auxiliary/tgsi/tgsi_sanity.c | |
parent | 80af50b35b5a4e8890e15b28940576f8a1ac1476 (diff) | |
parent | e6887a5752774c18cf527477fdd3e57e4893ff3b (diff) |
Merge branch 'gallium-0.1' into gallium-0.2
A first attempt at moving gallium onto a branch directly off master...
It will be interesting to see how much work this takes to get running.
Have resolved the conflicts semi-arbitarily, not compiled or tested.
Conflicts:
.gitignore
Makefile
configs/config.mgw
configs/darwin
configs/darwin-x86ppc
configs/default
configs/freebsd-dri
configs/linux-dri
configs/linux-dri-xcb
configs/linux-fbdev
configs/linux-static
configs/linux-x86-64-static
configs/linux-x86-static
doxygen/Makefile
include/GL/gl.h
progs/demos/Makefile
progs/demos/descrip.mms
progs/demos/texenv.c
progs/egl/.gitignore
progs/egl/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/convolutions.c
progs/samples/Makefile.mgw
progs/tests/.gitignore
progs/trivial/.gitignore
progs/trivial/point-param.c
progs/trivial/tri.c
progs/xdemos/.gitignore
progs/xdemos/glthreads.c
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/Makefile
src/glu/sgi/Makefile
src/glu/sgi/Makefile.mgw
src/glut/glx/Makefile.mgw
src/glut/os2/WarpWin.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/x11/dri_glx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/Makefile.mgw
src/mesa/descrip.mms
src/mesa/drivers/beos/Makefile
src/mesa/drivers/common/descrip.mms
src/mesa/drivers/common/driverfuncs.c
src/mesa/drivers/directfb/Makefile
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_bufmgr.h
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/extension_helper.h
src/mesa/drivers/dri/common/mmio.h
src/mesa/drivers/dri/common/utils.c
src/mesa/drivers/dri/common/utils.h
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i810/i810screen.c
src/mesa/drivers/dri/i915/intel_ioctl.c
src/mesa/drivers/dri/i915/intel_ioctl.h
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/server/i830_common.h
src/mesa/drivers/dri/i915/server/i830_dri.h
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/i965/server/i830_dri.h
src/mesa/drivers/dri/mach64/mach64_screen.c
src/mesa/drivers/dri/nouveau/nouveau_context.h
src/mesa/drivers/dri/nouveau/nouveau_fifo.c
src/mesa/drivers/dri/nouveau/nouveau_fifo.h
src/mesa/drivers/dri/nouveau/nouveau_screen.c
src/mesa/drivers/dri/nouveau/nouveau_screen.h
src/mesa/drivers/dri/r128/r128_tex.h
src/mesa/drivers/dri/savage/savageioctl.h
src/mesa/drivers/fbdev/Makefile
src/mesa/drivers/osmesa/Makefile
src/mesa/drivers/osmesa/descrip.mms
src/mesa/drivers/x11/Makefile
src/mesa/drivers/x11/descrip.mms
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/glapi.c
src/mesa/glapi/glthread.c
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/bufferobj.c
src/mesa/main/bufferobj.h
src/mesa/main/buffers.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/descrip.mms
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/glheader.h
src/mesa/main/imports.c
src/mesa/main/mipmap.c
src/mesa/main/mm.c
src/mesa/main/mm.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/sources
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/texstore.c
src/mesa/math/descrip.mms
src/mesa/shader/arbprogram.c
src/mesa/shader/descrip.mms
src/mesa/shader/prog_execute.c
src/mesa/shader/prog_statevars.c
src/mesa/shader/prog_statevars.h
src/mesa/shader/prog_uniform.c
src/mesa/shader/program.c
src/mesa/shader/program.h
src/mesa/shader/shader_api.c
src/mesa/shader/slang/descrip.mms
src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
src/mesa/sources
src/mesa/swrast/descrip.mms
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast_setup/descrip.mms
src/mesa/tnl/descrip.mms
src/mesa/tnl/t_context.h
src/mesa/tnl/t_vp_build.c
src/mesa/tnl/tnl.h
src/mesa/vbo/descrip.mms
src/mesa/vbo/vbo_context.c
src/mesa/vbo/vbo_exec_array.c
src/mesa/x86-64/xform4.S
src/mesa/x86/rtasm/x86sse.c
src/mesa/x86/rtasm/x86sse.h
windows/VC6/progs/glut/glut.dsp
windows/VC7/mesa/gdi/gdi.vcproj
windows/VC7/mesa/glu/glu.vcproj
windows/VC7/mesa/mesa.sln
windows/VC7/mesa/mesa/mesa.vcproj
windows/VC7/mesa/osmesa/osmesa.vcproj
windows/VC7/progs/glut/glut.vcproj
windows/VC8/mesa/gdi/gdi.vcproj
windows/VC8/mesa/glu/glu.vcproj
windows/VC8/mesa/mesa.sln
windows/VC8/mesa/mesa/mesa.vcproj
windows/VC8/progs/glut/glut.vcproj
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_sanity.c')
-rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_sanity.c | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_sanity.c b/src/gallium/auxiliary/tgsi/tgsi_sanity.c new file mode 100644 index 0000000000..0b5bdd6ba1 --- /dev/null +++ b/src/gallium/auxiliary/tgsi/tgsi_sanity.c @@ -0,0 +1,356 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_debug.h" +#include "tgsi_sanity.h" +#include "tgsi_info.h" +#include "tgsi_iterate.h" + +#define MAX_REGISTERS 256 + +typedef uint reg_flag; + +#define BITS_IN_REG_FLAG (sizeof( reg_flag ) * 8) + +struct sanity_check_ctx +{ + struct tgsi_iterate_context iter; + + reg_flag regs_decl[TGSI_FILE_COUNT][MAX_REGISTERS / BITS_IN_REG_FLAG]; + reg_flag regs_used[TGSI_FILE_COUNT][MAX_REGISTERS / BITS_IN_REG_FLAG]; + boolean regs_ind_used[TGSI_FILE_COUNT]; + uint num_imms; + uint num_instructions; + uint index_of_END; + + uint errors; + uint warnings; +}; + +static void +report_error( + struct sanity_check_ctx *ctx, + const char *format, + ... ) +{ + va_list args; + + debug_printf( "Error : " ); + va_start( args, format ); + _debug_vprintf( format, args ); + va_end( args ); + debug_printf( "\n" ); + ctx->errors++; +} + +static void +report_warning( + struct sanity_check_ctx *ctx, + const char *format, + ... ) +{ + va_list args; + + debug_printf( "Warning: " ); + va_start( args, format ); + _debug_vprintf( format, args ); + va_end( args ); + debug_printf( "\n" ); + ctx->warnings++; +} + +static boolean +check_file_name( + struct sanity_check_ctx *ctx, + uint file ) +{ + if (file <= TGSI_FILE_NULL || file >= TGSI_FILE_COUNT) { + report_error( ctx, "Invalid register file name" ); + return FALSE; + } + return TRUE; +} + +static boolean +is_register_declared( + struct sanity_check_ctx *ctx, + uint file, + int index ) +{ + assert( index >= 0 && index < MAX_REGISTERS ); + + return (ctx->regs_decl[file][index / BITS_IN_REG_FLAG] & (1 << (index % BITS_IN_REG_FLAG))) ? TRUE : FALSE; +} + +static boolean +is_any_register_declared( + struct sanity_check_ctx *ctx, + uint file ) +{ + uint i; + + for (i = 0; i < MAX_REGISTERS / BITS_IN_REG_FLAG; i++) + if (ctx->regs_decl[file][i]) + return TRUE; + return FALSE; +} + +static boolean +is_register_used( + struct sanity_check_ctx *ctx, + uint file, + int index ) +{ + assert( index < MAX_REGISTERS ); + + return (ctx->regs_used[file][index / BITS_IN_REG_FLAG] & (1 << (index % BITS_IN_REG_FLAG))) ? TRUE : FALSE; +} + +static const char *file_names[] = +{ + "NULL", + "CONST", + "IN", + "OUT", + "TEMP", + "SAMP", + "ADDR", + "IMM" +}; + +static boolean +check_register_usage( + struct sanity_check_ctx *ctx, + uint file, + int index, + const char *name, + boolean indirect_access ) +{ + if (!check_file_name( ctx, file )) + return FALSE; + if (indirect_access) { + if (!is_any_register_declared( ctx, file )) + report_error( ctx, "%s: Undeclared %s register", file_names[file], name ); + ctx->regs_ind_used[file] = TRUE; + } + else { + if (!is_register_declared( ctx, file, index )) + report_error( ctx, "%s[%d]: Undeclared %s register", file_names[file], index, name ); + ctx->regs_used[file][index / BITS_IN_REG_FLAG] |= (1 << (index % BITS_IN_REG_FLAG)); + } + return TRUE; +} + +static boolean +iter_instruction( + struct tgsi_iterate_context *iter, + struct tgsi_full_instruction *inst ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + const struct tgsi_opcode_info *info; + uint i; + + /* There must be no other instructions after END. + */ + if (ctx->index_of_END != ~0) { + report_error( ctx, "Unexpected instruction after END" ); + } + else if (inst->Instruction.Opcode == TGSI_OPCODE_END) { + ctx->index_of_END = ctx->num_instructions; + } + + info = tgsi_get_opcode_info( inst->Instruction.Opcode ); + if (info == NULL) { + report_error( ctx, "Invalid instruction opcode" ); + return TRUE; + } + + if (info->num_dst != inst->Instruction.NumDstRegs) { + report_error( ctx, "Invalid number of destination operands" ); + } + if (info->num_src != inst->Instruction.NumSrcRegs) { + report_error( ctx, "Invalid number of source operands" ); + } + + /* Check destination and source registers' validity. + * Mark the registers as used. + */ + for (i = 0; i < inst->Instruction.NumDstRegs; i++) { + check_register_usage( + ctx, + inst->FullDstRegisters[i].DstRegister.File, + inst->FullDstRegisters[i].DstRegister.Index, + "destination", + FALSE ); + } + for (i = 0; i < inst->Instruction.NumSrcRegs; i++) { + check_register_usage( + ctx, + inst->FullSrcRegisters[i].SrcRegister.File, + inst->FullSrcRegisters[i].SrcRegister.Index, + "source", + (boolean)inst->FullSrcRegisters[i].SrcRegister.Indirect ); + if (inst->FullSrcRegisters[i].SrcRegister.Indirect) { + uint file; + int index; + + file = inst->FullSrcRegisters[i].SrcRegisterInd.File; + index = inst->FullSrcRegisters[i].SrcRegisterInd.Index; + check_register_usage( + ctx, + file, + index, + "indirect", + FALSE ); + if (file != TGSI_FILE_ADDRESS || index != 0) + report_warning( ctx, "Indirect register not ADDR[0]" ); + } + } + + ctx->num_instructions++; + + return TRUE; +} + +static boolean +iter_declaration( + struct tgsi_iterate_context *iter, + struct tgsi_full_declaration *decl ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + uint file; + uint i; + + /* No declarations allowed after the first instruction. + */ + if (ctx->num_instructions > 0) + report_error( ctx, "Instruction expected but declaration found" ); + + /* Check registers' validity. + * Mark the registers as declared. + */ + file = decl->Declaration.File; + if (!check_file_name( ctx, file )) + return TRUE; + for (i = decl->DeclarationRange.First; i <= decl->DeclarationRange.Last; i++) { + if (is_register_declared( ctx, file, i )) + report_error( ctx, "The same register declared twice" ); + ctx->regs_decl[file][i / BITS_IN_REG_FLAG] |= (1 << (i % BITS_IN_REG_FLAG)); + } + + return TRUE; +} + +static boolean +iter_immediate( + struct tgsi_iterate_context *iter, + struct tgsi_full_immediate *imm ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + + assert( ctx->num_imms < MAX_REGISTERS ); + + /* No immediates allowed after the first instruction. + */ + if (ctx->num_instructions > 0) + report_error( ctx, "Instruction expected but immediate found" ); + + /* Mark the register as declared. + */ + ctx->regs_decl[TGSI_FILE_IMMEDIATE][ctx->num_imms / BITS_IN_REG_FLAG] |= (1 << (ctx->num_imms % BITS_IN_REG_FLAG)); + ctx->num_imms++; + + /* Check data type validity. + */ + if (imm->Immediate.DataType != TGSI_IMM_FLOAT32) { + report_error( ctx, "Invalid immediate data type" ); + return TRUE; + } + + return TRUE; +} + +static boolean +epilog( + struct tgsi_iterate_context *iter ) +{ + struct sanity_check_ctx *ctx = (struct sanity_check_ctx *) iter; + uint file; + + /* There must be an END instruction at the end. + */ + if (ctx->index_of_END == ~0 || ctx->index_of_END != ctx->num_instructions - 1) { + report_error( ctx, "Expected END at end of instruction sequence" ); + } + + /* Check if all declared registers were used. + */ + for (file = TGSI_FILE_NULL; file < TGSI_FILE_COUNT; file++) { + uint i; + + for (i = 0; i < MAX_REGISTERS; i++) { + if (is_register_declared( ctx, file, i ) && !is_register_used( ctx, file, i ) && !ctx->regs_ind_used[file]) { + report_warning( ctx, "Register never used" ); + } + } + } + + /* Print totals, if any. + */ + if (ctx->errors || ctx->warnings) + debug_printf( "\n%u errors, %u warnings", ctx->errors, ctx->warnings ); + + return TRUE; +} + +boolean +tgsi_sanity_check( + struct tgsi_token *tokens ) +{ + struct sanity_check_ctx ctx; + + ctx.iter.prolog = NULL; + ctx.iter.iterate_instruction = iter_instruction; + ctx.iter.iterate_declaration = iter_declaration; + ctx.iter.iterate_immediate = iter_immediate; + ctx.iter.epilog = epilog; + + memset( ctx.regs_decl, 0, sizeof( ctx.regs_decl ) ); + memset( ctx.regs_used, 0, sizeof( ctx.regs_used ) ); + memset( ctx.regs_ind_used, 0, sizeof( ctx.regs_ind_used ) ); + ctx.num_imms = 0; + ctx.num_instructions = 0; + ctx.index_of_END = ~0; + + ctx.errors = 0; + ctx.warnings = 0; + + if (!tgsi_iterate_shader( tokens, &ctx.iter )) + return FALSE; + + return ctx.errors == 0; +} |