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34 lines
1 KiB
Diff
34 lines
1 KiB
Diff
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From a499fd73461257f284bd3194f9198dc484acd373 Mon Sep 17 00:00:00 2001
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From: Adam Jackson <ajax@redhat.com>
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Date: Thu, 4 Apr 2013 17:16:22 -0400
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Subject: [PATCH] llvmpipe: Work without sse2 if llvm is new enough
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At least on llvm 3.2 this appears to work fine. Tested on an Athlon XP
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2600+, which has sse and 3dnow but not sse2.
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Signed-off-by: Adam Jackson <ajax@redhat.com>
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---
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src/gallium/drivers/llvmpipe/lp_screen.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
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index 6700887..ebcf680 100644
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--- a/src/gallium/drivers/llvmpipe/lp_screen.c
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+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
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@@ -485,9 +485,10 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
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{
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struct llvmpipe_screen *screen;
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-#ifdef PIPE_ARCH_X86
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- /* require SSE2 due to LLVM PR6960. */
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util_cpu_detect();
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+
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+#if defined(PIPE_ARCH_X86) && HAVE_LLVM < 0x0302
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+ /* require SSE2 due to LLVM PR6960. */
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if (!util_cpu_caps.has_sse2)
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return NULL;
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#endif
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--
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1.8.2
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