Attachment 62847 Details for Bug 49086 – Patch for issue.

Patch for issue.

0001-nv50-handle-NEG-ABS-modifiers-for-short-RCP-encoding.patch (text/plain), 983 bytes, created by Christoph Bumiller on 2012-06-09 06:36:24 UTC

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Creator: Christoph Bumiller

Created: 2012-06-09 06:36:24 UTC

Size: 983 bytes

patch

obsolete

>From f4fb4d1027ec6e7d9d3a410e5dde177b8f27a57e Mon Sep 17 00:00:00 2001
>From: Christoph Bumiller <e0425955@student.tuwien.ac.at>
>Date: Sat, 9 Jun 2012 15:32:02 +0200
>Subject: [PATCH] nv50: handle NEG,ABS modifiers for short RCP encoding
>
>---
> src/gallium/drivers/nv50/nv50_pc_emit.c |    4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
>diff --git a/src/gallium/drivers/nv50/nv50_pc_emit.c b/src/gallium/drivers/nv50/nv50_pc_emit.c
>index 2b177c6..30079ba 100644
>--- a/src/gallium/drivers/nv50/nv50_pc_emit.c
>+++ b/src/gallium/drivers/nv50/nv50_pc_emit.c
>@@ -865,8 +865,10 @@ emit_flop(struct nv_pc *pc, struct nv_instruction *i)
>    assert(SFILE(i, 0) == NV_FILE_GPR);
> 
>    if (!i->is_long) {
>+      assert(i->opcode == NV_OP_RCP);
>       emit_form_MUL(pc, i);
>-      assert(i->opcode == NV_OP_RCP && !src0->mod);
>+      if (src0->mod & NV_MOD_NEG) pc->emit[0] |= 0x00400000;
>+      if (src0->mod & NV_MOD_ABS) pc->emit[0] |= 0x00008000;
>       return;
>    }
> 
>-- 
>1.7.3.4
>

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Attachments on bug 49086: 62841 | 62847

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