pan/mdg: Explain ld/st sign/zero extension
Now we know why there are duplicates :-) Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5151>
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@ -458,9 +458,10 @@ typedef enum {
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/* Used for compute shader's __global arguments, __local variables (or
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* for register spilling) */
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midgard_op_ld_char = 0x81,
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midgard_op_ld_char2 = 0x84,
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midgard_op_ld_short = 0x85,
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midgard_op_ld_uchar = 0x80, /* zero extends */
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midgard_op_ld_char = 0x81, /* sign extends */
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midgard_op_ld_ushort = 0x84, /* zero extends */
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midgard_op_ld_short = 0x85, /* sign extends */
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midgard_op_ld_char4 = 0x88, /* short2, int, float */
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midgard_op_ld_short4 = 0x8C, /* int2, float2, long */
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midgard_op_ld_int4 = 0x90, /* float4, long2 */
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@ -207,8 +207,9 @@ struct mir_ldst_op_props load_store_opcode_props[256] = {
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[midgard_op_atomic_umax64] = {"atomic_umax64", M64 | LDST_SIDE_FX},
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[midgard_op_atomic_xchg64] = {"atomic_xchg64", M64 | LDST_SIDE_FX},
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[midgard_op_ld_uchar] = {"ld_uchar", M32 | LDST_ADDRESS},
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[midgard_op_ld_char] = {"ld_char", M32 | LDST_ADDRESS},
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[midgard_op_ld_char2] = {"ld_char2", M16 | LDST_ADDRESS},
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[midgard_op_ld_ushort] = {"ld_ushort", M32 | LDST_ADDRESS},
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[midgard_op_ld_short] = {"ld_short", M32 | LDST_ADDRESS},
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[midgard_op_ld_char4] = {"ld_char4", M32 | LDST_ADDRESS},
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[midgard_op_ld_short4] = {"ld_short4", M32 | LDST_ADDRESS},
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