Attachment 124867 Details for Bug 96782 – Emit double precision FMA

[patch] Emit double precision FMA

0001-r600-Fix-double-precision-FMA.patch (text/plain), 1.60 KB, created by Jan Vesely on 2016-07-02 17:37:01 UTC

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Creator: Jan Vesely

Created: 2016-07-02 17:37:01 UTC

Size: 1.60 KB

patch

obsolete

>From fe15fdd81872c152785c2c042308c3dd7d14b659 Mon Sep 17 00:00:00 2001
>From: Jan Vesely <jan.vesely@rutgers.edu>
>Date: Sat, 2 Jul 2016 13:34:48 -0400
>Subject: [Mesa-dev][PATCH 1/1] r600: Fix double precision FMA
>
>Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
>---
> src/gallium/drivers/r600/r600_shader.c | 2 ++
> 1 file changed, 2 insertions(+)
>
>diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
>index ff098f1..c7f510f 100644
>--- a/src/gallium/drivers/r600/r600_shader.c
>+++ b/src/gallium/drivers/r600/r600_shader.c
>@@ -9307,6 +9307,7 @@ static const struct r600_shader_tgsi_instruction eg_shader_tgsi_instruction[] =
> 	[TGSI_OPCODE_DRCP]	= { ALU_OP2_RECIP_64, cayman_emit_double_instr},
> 	[TGSI_OPCODE_DSQRT]	= { ALU_OP2_SQRT_64, cayman_emit_double_instr},
> 	[TGSI_OPCODE_DMAD]	= { ALU_OP3_FMA_64, tgsi_op3_64},
>+	[TGSI_OPCODE_DFMA]	= { ALU_OP3_FMA_64, tgsi_op3_64},
> 	[TGSI_OPCODE_DFRAC]	= { ALU_OP1_FRACT_64, tgsi_op2_64},
> 	[TGSI_OPCODE_DLDEXP]	= { ALU_OP2_LDEXP_64, tgsi_op2_64},
> 	[TGSI_OPCODE_DFRACEXP]	= { ALU_OP1_FREXP_64, tgsi_dfracexp},
>@@ -9529,6 +9530,7 @@ static const struct r600_shader_tgsi_instruction cm_shader_tgsi_instruction[] =
> 	[TGSI_OPCODE_DRCP]	= { ALU_OP2_RECIP_64, cayman_emit_double_instr},
> 	[TGSI_OPCODE_DSQRT]	= { ALU_OP2_SQRT_64, cayman_emit_double_instr},
> 	[TGSI_OPCODE_DMAD]	= { ALU_OP3_FMA_64, tgsi_op3_64},
>+	[TGSI_OPCODE_DFMA]	= { ALU_OP3_FMA_64, tgsi_op3_64},
> 	[TGSI_OPCODE_DFRAC]	= { ALU_OP1_FRACT_64, tgsi_op2_64},
> 	[TGSI_OPCODE_DLDEXP]	= { ALU_OP2_LDEXP_64, tgsi_op2_64},
> 	[TGSI_OPCODE_DFRACEXP]	= { ALU_OP1_FREXP_64, tgsi_dfracexp},
>-- 
>2.7.4
>

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