target/mips: Replace MO_TE by mo_endian()

Replace compile-time MO_TE evaluation by runtime mo_endian() one,
which expand target endianness from DisasContext.

Mechanical change using:

$ sed -i -e

target/mips: Replace MO_TE by mo_endian()

Replace compile-time MO_TE evaluation by runtime mo_endian() one,
which expand target endianness from DisasContext.

Mechanical change using:

$ sed -i -e 's/MO_TE/mo_endian(ctx)/' \
$(git grep -l MO_TE target/mips)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Tested-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20241010215015.44326-11-philmd@linaro.org>

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target/mips: Explode MO_TExx -> MO_TE | MO_xx

Extract the implicit MO_TE definition in order to replace
it by runtime variable in the next commit.

Mechanical change using:

$ for n in UW UL UQ UO

target/mips: Explode MO_TExx -> MO_TE | MO_xx

Extract the implicit MO_TE definition in order to replace
it by runtime variable in the next commit.

Mechanical change using:

$ for n in UW UL UQ UO SW SL SQ; do \
sed -i -e "s/MO_TE$n/MO_TE | MO_$n/" \
$(git grep -l MO_TE$n target/mips); \
done

manually remove superfluous parenthesis in nanoMIPS gen_save().

Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Tested-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20241010215015.44326-8-philmd@linaro.org>

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target/mips: Tidy helpers for translation

Move most includes from *translate*.c to translate.h, ensuring
that we get the ordering correct. Ensure cpu.h is first.
Use disas/disas.h instead of exec/l

target/mips: Tidy helpers for translation

Move most includes from *translate*.c to translate.h, ensuring
that we get the ordering correct. Ensure cpu.h is first.
Use disas/disas.h instead of exec/log.h.
Drop otherwise unused includes.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

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target/mips: Avoid tcg_const_* throughout

All remaining uses are strictly read-only.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@lina

target/mips: Avoid tcg_const_* throughout

All remaining uses are strictly read-only.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

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target/mips: Drop tcg_temp_free from tx79_translate.c

Translators are no longer required to free tcg temporaries.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Hend

target/mips: Drop tcg_temp_free from tx79_translate.c

Translators are no longer required to free tcg temporaries.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

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exec/memop: Adding signedness to quad definitions

Renaming defines for quad in their various forms so that their signedness is
now explicit.
Done using git grep as suggested by Philippe, with a bit

exec/memop: Adding signedness to quad definitions

Renaming defines for quad in their various forms so that their signedness is
now explicit.
Done using git grep as suggested by Philippe, with a bit of hand edition to
keep assignments aligned.

Signed-off-by: Frédéric Pétrot <frederic.petrot@univ-grenoble-alpes.fr>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220106210108.138226-2-frederic.petrot@univ-grenoble-alpes.fr
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>

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target/mips: Rename 'rtype' as 'r'

We'll soon have more opcode and decoded arguments, and 'rtype'
is not very helpful. Naming it simply 'r' ease reviewing the
.decode files when we have many opcodes

target/mips: Rename 'rtype' as 'r'

We'll soon have more opcode and decoded arguments, and 'rtype'
is not very helpful. Naming it simply 'r' ease reviewing the
.decode files when we have many opcodes.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210801234202.3167676-5-f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

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target/mips/tx79: Introduce SQ opcode (Store Quadword)

Introduce the SQ opcode (Store Quadword).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.hend

target/mips/tx79: Introduce SQ opcode (Store Quadword)

Introduce the SQ opcode (Store Quadword).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-27-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

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target/mips/tx79: Introduce LQ opcode (Load Quadword)

Introduce the LQ opcode (Load Quadword) and remove unreachable code.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richa

target/mips/tx79: Introduce LQ opcode (Load Quadword)

Introduce the LQ opcode (Load Quadword) and remove unreachable code.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-26-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

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target/mips/tx79: Introduce PROT3W opcode (Parallel Rotate 3 Words)

Introduce the PROT3W opcode (Parallel Rotate 3 Words).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richa

target/mips/tx79: Introduce PROT3W opcode (Parallel Rotate 3 Words)

Introduce the PROT3W opcode (Parallel Rotate 3 Words).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-25-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

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target/mips/tx79: Introduce PPACW opcode (Parallel Pack to Word)

Introduce the PPACW opcode (Parallel Pack to Word).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Hen

target/mips/tx79: Introduce PPACW opcode (Parallel Pack to Word)

Introduce the PPACW opcode (Parallel Pack to Word).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-22-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

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target/mips/tx79: Introduce PCGT* (Parallel Compare for Greater Than)

Introduce the 'Parallel Compare for Greater Than' opcodes:

- PCGTB (Parallel Compare for Greater Than Byte)
- PCGTH (Parallel

target/mips/tx79: Introduce PCGT* (Parallel Compare for Greater Than)

Introduce the 'Parallel Compare for Greater Than' opcodes:

- PCGTB (Parallel Compare for Greater Than Byte)
- PCGTH (Parallel Compare for Greater Than Halfword)
- PCGTW (Parallel Compare for Greater Than Word)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210309145653.743937-15-f4bug@amsat.org>

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target/mips/tx79: Introduce PCEQ* opcodes (Parallel Compare for Equal)

Introduce the 'Parallel Compare for Equal' opcodes:

- PCEQB (Parallel Compare for Equal Byte)
- PCEQH (Parallel Compare for

target/mips/tx79: Introduce PCEQ* opcodes (Parallel Compare for Equal)

Introduce the 'Parallel Compare for Equal' opcodes:

- PCEQB (Parallel Compare for Equal Byte)
- PCEQH (Parallel Compare for Equal Halfword)
- PCEQW (Parallel Compare for Equal Word)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210309145653.743937-14-f4bug@amsat.org>

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target/mips/tx79: Introduce PEXTL[BHW] opcodes (Parallel Extend Lower)

Introduce the 'Parallel Extend Lower' opcodes:

- PEXTLB (Parallel Extend Upper from Byte)
- PEXTLH (Parallel Extend Upper fr

target/mips/tx79: Introduce PEXTL[BHW] opcodes (Parallel Extend Lower)

Introduce the 'Parallel Extend Lower' opcodes:

- PEXTLB (Parallel Extend Upper from Byte)
- PEXTLH (Parallel Extend Upper from Halfword)
- PEXTLW (Parallel Extend Upper from Word)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210309145653.743937-13-f4bug@amsat.org>

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target/mips/tx79: Introduce PEXTUW (Parallel Extend Upper from Word)

Introduce the PEXTUW opcode (Parallel Extend Upper from Word).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-

target/mips/tx79: Introduce PEXTUW (Parallel Extend Upper from Word)

Introduce the PEXTUW opcode (Parallel Extend Upper from Word).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210309145653.743937-12-f4bug@amsat.org>

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target/mips/tx79: Introduce PSUB* opcodes (Parallel Subtract)

Introduce the 'Parallel Subtract' opcodes:

- PSUBB (Parallel Subtract Byte)
- PSUBH (Parallel Subtract Halfword)
- PSUBW (Parallel S

target/mips/tx79: Introduce PSUB* opcodes (Parallel Subtract)

Introduce the 'Parallel Subtract' opcodes:

- PSUBB (Parallel Subtract Byte)
- PSUBH (Parallel Subtract Halfword)
- PSUBW (Parallel Subtract Word)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <820210309145653.743937-11-f4bug@amsat.org>

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target/mips/tx79: Introduce PAND/POR/PXOR/PNOR opcodes (parallel logic)

Introduce the parallel logic opcodes:

- PAND (Parallel AND)
- POR (Parallel OR)
- PXOR (Parallel XOR)
- PNOR (Parallel N

target/mips/tx79: Introduce PAND/POR/PXOR/PNOR opcodes (parallel logic)

Introduce the parallel logic opcodes:

- PAND (Parallel AND)
- POR (Parallel OR)
- PXOR (Parallel XOR)
- PNOR (Parallel NOR)

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-16-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

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target/mips: Move TCG source files under tcg/ sub directory

To ease maintenance, move all TCG specific files under the tcg/
sub-directory. Adapt the Meson machinery.

The following prototypes:
- mip

target/mips: Move TCG source files under tcg/ sub directory

To ease maintenance, move all TCG specific files under the tcg/
sub-directory. Adapt the Meson machinery.

The following prototypes:
- mips_tcg_init()
- mips_cpu_do_unaligned_access()
- mips_cpu_do_transaction_failed()
can now be restricted to the "tcg-internal.h" header.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210428170410.479308-29-f4bug@amsat.org>

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target/mips/tx79: Salvage instructions description comment

This comment describing the tx79 opcodes is helpful. As we
will implement these instructions in tx79_translate.c, move
the comment there.

target/mips/tx79: Salvage instructions description comment

This comment describing the tx79 opcodes is helpful. As we
will implement these instructions in tx79_translate.c, move
the comment there.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-15-f4bug@amsat.org>

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target/mips/tx79: Move PCPYLD / PCPYUD opcodes to decodetree

Move PCPYLD (Parallel Copy Lower Doubleword) and PCPYUD
(Parallel Copy Upper Doubleword) to decodetree. Remove
unnecessary code / comment

target/mips/tx79: Move PCPYLD / PCPYUD opcodes to decodetree

Move PCPYLD (Parallel Copy Lower Doubleword) and PCPYUD
(Parallel Copy Upper Doubleword) to decodetree. Remove
unnecessary code / comments.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-13-f4bug@amsat.org>

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target/mips/tx79: Move PCPYH opcode to decodetree

Move the existing PCPYH opcode (Parallel Copy Halfword) to decodetree.
Remove unnecessary code / comments.

Signed-off-by: Philippe Mathieu-Daudé <f

target/mips/tx79: Move PCPYH opcode to decodetree

Move the existing PCPYH opcode (Parallel Copy Halfword) to decodetree.
Remove unnecessary code / comments.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-12-f4bug@amsat.org>

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target/mips/tx79: Move MTHI1 / MTLO1 opcodes to decodetree

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214

target/mips/tx79: Move MTHI1 / MTLO1 opcodes to decodetree

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-10-f4bug@amsat.org>

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target/mips/tx79: Move MFHI1 / MFLO1 opcodes to decodetree

Introduce decodetree structure to decode the tx79 opcodes.
Start it by moving the existing MFHI1 and MFLO1 opcodes.
Remove unnecessary comm

target/mips/tx79: Move MFHI1 / MFLO1 opcodes to decodetree

Introduce decodetree structure to decode the tx79 opcodes.
Start it by moving the existing MFHI1 and MFLO1 opcodes.
Remove unnecessary comments.

As the TX79 share opcodes with the TX19/TX39/TX49 CPUs,
we introduce the decode_ext_txx9() dispatcher where we
will add the other decoders later.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-9-f4bug@amsat.org>

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