Module: Mesa Branch: master Commit: ee67fd70c22c6389fd90886ef3ddf5bf6601b3a0 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=ee67fd70c22c6389fd90886ef3ddf5bf6601b3a0
Author: Dave Airlie <airl...@redhat.com> Date: Fri Feb 20 10:40:46 2015 +1000 tgsi/scan: add uses_doubles to tgsi scanner This allows drivers to work out if a shader contains any double opcodes easily. Signed-off-by: Dave Airlie <airl...@redhat.com> --- src/gallium/auxiliary/tgsi/tgsi_scan.c | 4 ++++ src/gallium/auxiliary/tgsi/tgsi_scan.h | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c index 7523baf..9810b54 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c @@ -100,6 +100,10 @@ tgsi_scan_shader(const struct tgsi_token *tokens, assert(fullinst->Instruction.Opcode < TGSI_OPCODE_LAST); info->opcode_count[fullinst->Instruction.Opcode]++; + if (fullinst->Instruction.Opcode >= TGSI_OPCODE_F2D && + fullinst->Instruction.Opcode <= TGSI_OPCODE_DSSG) + info->uses_doubles = true; + for (i = 0; i < fullinst->Instruction.NumSrcRegs; i++) { const struct tgsi_full_src_register *src = &fullinst->Src[i]; diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h index b81bdd7..c5900bc 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_scan.h +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h @@ -95,7 +95,7 @@ struct tgsi_shader_info boolean writes_viewport_index; boolean writes_layer; boolean is_msaa_sampler[PIPE_MAX_SAMPLERS]; - + boolean uses_doubles; /**< uses any of the double instructions */ unsigned clipdist_writemask; unsigned culldist_writemask; unsigned num_written_culldistance; _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-commit