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pan/bi: Pack FMA SEL8

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4766>
This commit is contained in:
Alyssa Rosenzweig
2020-04-24 20:48:59 -04:00
committed by Marge Bot
parent 7b31f04bac
commit d31e4879f0
2 changed files with 32 additions and 0 deletions
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src/panfrost/bifrost/bi_pack.c
+21
View File
@@ -930,6 +930,27 @@ bi_pack_fma_select(bi_instruction *ins, struct bi_registers *regs)
unsigned swiz = (ins->swizzle[0][0] | (ins->swizzle[1][0] << 1));
unsigned op = BIFROST_FMA_SEL_16(swiz);
return bi_pack_fma_2src(ins, regs, op);
} else if (size == 8) {
unsigned swiz = 0;
for (unsigned c = 0; c < 4; ++c) {
if (ins->swizzle[c][0]) {
/* Ensure lowering restriction is met */
assert(ins->swizzle[c][0] == 2);
swiz |= (1 << c);
}
}
struct bifrost_fma_sel8 pack = {
.src0 = bi_get_src(ins, regs, 0, true),
.src1 = bi_get_src(ins, regs, 1, true),
.src2 = bi_get_src(ins, regs, 2, true),
.src3 = bi_get_src(ins, regs, 3, true),
.swizzle = swiz,
.op = BIFROST_FMA_OP_SEL8
};
RETURN_PACKED(pack);
} else {
unreachable("Unimplemented");
}
src/panfrost/bifrost/bifrost.h
+11
View File
@@ -112,6 +112,17 @@ struct bifrost_fma_2src {
unsigned op : 17;
} __attribute__((packed));
#define BIFROST_FMA_OP_SEL8 (0x71)
struct bifrost_fma_sel8 {
unsigned src0 : 3;
unsigned src1 : 3;
unsigned src2 : 3;
unsigned src3 : 3;
unsigned swizzle : 4;
unsigned op : 7;
} __attribute__((packed));
#define BIFROST_FMA_OP_MSCALE (0x50 >> 3)
struct bifrost_fma_mscale {