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tgsi: implement ddiv opcode 

softpipe (along with llvmpipe) claims to support arb_gpu_shader_fp64,
so we really need to support that opcode.

Cc: 17.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
This commit is contained in:
Roland Scheidegger 2017-01-23 18:10:44 +01:00
parent 4c180f9633
commit 3b575a955c
1 changed files with 14 additions and 0 deletions
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14
src/gallium/auxiliary/tgsi/tgsi_exec.c
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@ -209,6 +209,16 @@ micro_dadd(union tgsi_double_channel *dst,
dst->d[3] = src[0].d[3] + src[1].d[3];
}
static void
micro_ddiv(union tgsi_double_channel *dst,
const union tgsi_double_channel *src)
{
dst->d[0] = src[0].d[0] / src[1].d[0];
dst->d[1] = src[0].d[1] / src[1].d[1];
dst->d[2] = src[0].d[2] / src[1].d[2];
dst->d[3] = src[0].d[3] / src[1].d[3];
}
static void
micro_ddx(union tgsi_exec_channel *dst,
const union tgsi_exec_channel *src)
@ -5995,6 +6005,10 @@ exec_instruction(
exec_double_binary(mach, inst, micro_dadd, TGSI_EXEC_DATA_DOUBLE);
break;
case TGSI_OPCODE_DDIV:
exec_double_binary(mach, inst, micro_ddiv, TGSI_EXEC_DATA_DOUBLE);
break;
case TGSI_OPCODE_DMUL:
exec_double_binary(mach, inst, micro_dmul, TGSI_EXEC_DATA_DOUBLE);
break;