From 8bbfaa7c22fb5a8ddee9d4982f46a18fd5dd7e0b Mon Sep 17 00:00:00 2001 From: Fabian Bieler <[email protected]> Date: Wed, 23 Mar 2011 23:26:41 +0100 Subject: [PATCH 2/3] r600g: Handle texture fetch instructions with neg or abs on source register
--- src/gallium/drivers/r600/r600_shader.c | 8 +++++--- 1 files changed, 5 insertions(+), 3 deletions(-) diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 0fe689e..a835e1c 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; -- 1.7.4.1
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