From: Fabian Bieler Date: Wed, 23 Mar 2011 22:26:41 +0000 (+0100) Subject: r600g: Handle texture fetch instructions with neg or abs on source register X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=da5b4764b28a1efd2e9dbf0741247288da36f546;p=mesa.git r600g: Handle texture fetch instructions with neg or abs on source register Signed-off-by: Henri Verbeet --- diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 0fe689e2716..a835e1c0a38 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -1526,10 +1526,12 @@ static int tgsi_tex(struct r600_shader_ctx *ctx) unsigned src_gpr; int r, i; int opcode; - /* Texture fetch instructions can only use gprs as source. */ + /* Texture fetch instructions can only use gprs as source. + * Also they cannot negate the source or take the absolute value */ const boolean src_requires_loading = - inst->Src[0].Register.File != TGSI_FILE_TEMPORARY && - inst->Src[0].Register.File != TGSI_FILE_INPUT; + (inst->Src[0].Register.File != TGSI_FILE_TEMPORARY && + inst->Src[0].Register.File != TGSI_FILE_INPUT) || + ctx->src[0].neg || ctx->src[0].abs; boolean src_loaded = FALSE; src_gpr = ctx->file_offset[inst->Src[0].Register.File] + inst->Src[0].Register.Index;