Merge tag 'pull-tcg-20250429' of https://gitlab.com/rth7680/qemu into staging

Convert TCG backend code generators to TCGOutOp structures,
decomposing the monolithic tcg_out_op functions.

# -----BEG

Merge tag 'pull-tcg-20250429' of https://gitlab.com/rth7680/qemu into staging

Convert TCG backend code generators to TCGOutOp structures,
decomposing the monolithic tcg_out_op functions.

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# gpg: Signature made Tue 29 Apr 2025 13:36:07 EDT
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F

* tag 'pull-tcg-20250429' of https://gitlab.com/rth7680/qemu: (161 commits)
tcg/sparc64: Implement CTPOP
tcg/sparc64: Unexport use_vis3_instructions
tcg: Remove tcg_out_op
tcg: Convert qemu_st{2} to TCGOutOpLdSt{2}
tcg: Convert qemu_ld{2} to TCGOutOpLoad{2}
tcg: Merge INDEX_op_{ld,st}_{i32,i64,i128}
tcg: Remove INDEX_op_qemu_st8_*
tcg: Stash MemOp size in TCGOP_FLAGS
tcg: Merge INDEX_op_st*_{i32,i64}
tcg: Convert st to TCGOutOpStore
tcg: Merge INDEX_op_ld*_{i32,i64}
tcg: Convert ld to TCGOutOpLoad
tcg: Formalize tcg_out_goto_ptr
tcg: Formalize tcg_out_br
tcg: Formalize tcg_out_mb
tcg: Remove add2/sub2 opcodes
tcg/tci: Implement add/sub carry opcodes
tcg/sparc64: Implement add/sub carry opcodes
tcg/sparc64: Hoist tcg_cond_to_bcond lookup out of tcg_out_movcc
tcg/s390x: Use ADD LOGICAL WITH SIGNED IMMEDIATE
...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

show more ...

tcg/arm: Implement add/sub carry opcodes

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

tcg/arm: Fix constraints for sub

In 7536b82d288 we lost the rI constraint that allowed the use of
RSB to perform reg = imm - reg. At the same time, drop support
for reg = reg - imm, which is now tr

tcg/arm: Fix constraints for sub

In 7536b82d288 we lost the rI constraint that allowed the use of
RSB to perform reg = imm - reg. At the same time, drop support
for reg = reg - imm, which is now transformed generically to
addition, and need not be handled by the backend.

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

show more ...

Merge tag 'pull-tcg-20230516-3' of https://gitlab.com/rth7680/qemu into staging

tcg/i386: Fix tcg_out_addi_ptr for win64
tcg: Implement atomicity for TCGv_i128
tcg: First quarter of cleanups for bui

Merge tag 'pull-tcg-20230516-3' of https://gitlab.com/rth7680/qemu into staging

tcg/i386: Fix tcg_out_addi_ptr for win64
tcg: Implement atomicity for TCGv_i128
tcg: First quarter of cleanups for building tcg once

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# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [ultimate]

* tag 'pull-tcg-20230516-3' of https://gitlab.com/rth7680/qemu: (74 commits)
tcg: Split out exec/user/guest-base.h
tcg: Add tlb_dyn_max_bits to TCGContext
tcg: Add page_bits and page_mask to TCGContext
tcg: Remove TARGET_LONG_BITS, TCG_TYPE_TL
tcg/mips: Remove TARGET_LONG_BITS, TCG_TYPE_TL
tcg/loongarch64: Remove TARGET_LONG_BITS, TCG_TYPE_TL
tcg/aarch64: Remove TARGET_LONG_BITS, TCG_TYPE_TL
tcg/aarch64: Remove USE_GUEST_BASE
tcg/arm: Remove TARGET_LONG_BITS
tcg/i386: Remove TARGET_LONG_BITS, TCG_TYPE_TL
tcg/i386: Adjust type of tlb_mask
tcg/i386: Conditionalize tcg_out_extu_i32_i64
tcg/i386: Always enable TCG_TARGET_HAS_extr[lh]_i64_i32
tcg/tci: Elimnate TARGET_LONG_BITS, target_ulong
tcg: Split INDEX_op_qemu_{ld,st}* for guest address size
tcg: Remove TCGv from tcg_gen_atomic_*
tcg: Remove TCGv from tcg_gen_qemu_{ld,st}_*
tcg: Add addr_type to TCGContext
accel/tcg: Widen plugin_gen_empty_mem_callback to i64
tcg: Reduce copies for plugin_gen_mem_callbacks
...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

tcg/arm: Adjust constraints on qemu_ld/st

Always reserve r3 for tlb softmmu lookup. Fix a bug in user-only
ALL_QLDST_REGS, in that r14 is clobbered by the BLNE that leads
to the misaligned trap. R

tcg/arm: Adjust constraints on qemu_ld/st

Always reserve r3 for tlb softmmu lookup. Fix a bug in user-only
ALL_QLDST_REGS, in that r14 is clobbered by the BLNE that leads
to the misaligned trap. Remove r0+r1 from user-only ALL_QLDST_REGS;
I believe these had been reserved for bswap, which we no longer
perform during qemu_st.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

Merge tag 'pull-tcg-20230123' of https://gitlab.com/rth7680/qemu into staging

common-user: Re-enable ppc32 host
tcg: Avoid recursion in tcg_gen_mulu2_i32
tcg: Mark tcg helpers noinline to avoid an i

Merge tag 'pull-tcg-20230123' of https://gitlab.com/rth7680/qemu into staging

common-user: Re-enable ppc32 host
tcg: Avoid recursion in tcg_gen_mulu2_i32
tcg: Mark tcg helpers noinline to avoid an issue with LTO
tcg/arm: Use register pair allocation for qemu_{ld,st}_i64
disas: Enable loongarch disassembler, and fixes
tcg/loongarch64: Improve move immediate
tcg/loongarch64: Improve add immediate
tcg/loongarch64: Improve setcond
tcg/loongarch64: Implement movcond
tcg/loongarch64: Use tcg_pcrel_diff in tcg_out_ldst
tcg/loongarch64: Reorg goto_tb implementation

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# gpg: Signature made Tue 24 Jan 2023 02:01:17 GMT
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F

* tag 'pull-tcg-20230123' of https://gitlab.com/rth7680/qemu:
tcg/loongarch64: Reorg goto_tb implementation
tcg/loongarch64: Use tcg_pcrel_diff in tcg_out_ldst
tcg/loongarch64: Implement movcond
tcg/loongarch64: Improve setcond expansion
tcg/loongarch64: Introduce tcg_out_addi
tcg/loongarch64: Update tcg-insn-defs.c.inc
tcg/loongarch64: Optimize immediate loading
target/loongarch: Disassemble pcadd* addresses
target/loongarch: Disassemble jirl properly
target/loongarch: Enable the disassembler for host tcg
tcg: Mark tcg helpers noinline to avoid an issue with LTO
linux-user: Implment host/ppc/host-signal.h
common-user/host/ppc: Implement safe-syscall.inc.S
tcg/arm: Use register pair allocation for qemu_{ld,st}_i64
tcg: Avoid recursion in tcg_gen_mulu2_i32

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

show more ...

tcg/arm: Use register pair allocation for qemu_{ld,st}_i64

Although we still can't use ldrd and strd for all operations,
increase the chances by getting the register allocation correct.

Signed-off-

tcg/arm: Use register pair allocation for qemu_{ld,st}_i64

Although we still can't use ldrd and strd for all operations,
increase the chances by getting the register allocation correct.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210604' into staging

Host vector support for arm neon.

# gpg: Signature made Fri 04 Jun 2021 19:56:59 BST
# gpg: usin

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210604' into staging

Host vector support for arm neon.

# gpg: Signature made Fri 04 Jun 2021 19:56:59 BST
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20210604:
tcg/arm: Implement TCG_TARGET_HAS_rotv_vec
tcg/arm: Implement TCG_TARGET_HAS_roti_vec
tcg/arm: Implement TCG_TARGET_HAS_shv_vec
tcg/arm: Implement TCG_TARGET_HAS_bitsel_vec
tcg/arm: Implement TCG_TARGET_HAS_minmax_vec
tcg/arm: Implement TCG_TARGET_HAS_sat_vec
tcg/arm: Implement TCG_TARGET_HAS_mul_vec
tcg/arm: Implement TCG_TARGET_HAS_shi_vec
tcg/arm: Implement andc, orc, abs, neg, not vector operations
tcg/arm: Implement minimal vector operations
tcg/arm: Implement tcg_out_dup*_vec
tcg/arm: Implement tcg_out_mov for vector types
tcg/arm: Implement tcg_out_ld/st for vector types
tcg/arm: Add host vector framework
tcg: Change parameters for tcg_target_const_match

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

show more ...

tcg/arm: Implement TCG_TARGET_HAS_roti_vec

Implement via expansion, so don't actually set TCG_TARGET_HAS_roti_vec.
For NEON, this is shift-right followed by shift-left-and-insert.

Reviewed-by: Pete

tcg/arm: Implement TCG_TARGET_HAS_roti_vec

Implement via expansion, so don't actually set TCG_TARGET_HAS_roti_vec.
For NEON, this is shift-right followed by shift-left-and-insert.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

tcg/arm: Implement TCG_TARGET_HAS_bitsel_vec

NEON has 3 instructions implementing this 4 argument operation,
with each insn overlapping a different logical input onto the
destination register.

Revi

tcg/arm: Implement TCG_TARGET_HAS_bitsel_vec

NEON has 3 instructions implementing this 4 argument operation,
with each insn overlapping a different logical input onto the
destination register.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

tcg/arm: Implement andc, orc, abs, neg, not vector operations

These logical and arithmetic operations are optional, but are
trivial to accomplish with the existing infrastructure.

Reviewed-by: Pete

tcg/arm: Implement andc, orc, abs, neg, not vector operations

These logical and arithmetic operations are optional, but are
trivial to accomplish with the existing infrastructure.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

tcg/arm: Implement minimal vector operations

Implementing dup2, add, sub, and, or, xor as the minimal set.
This allows us to actually enable neon in the header file.

Reviewed-by: Peter Maydell <pet

tcg/arm: Implement minimal vector operations

Implementing dup2, add, sub, and, or, xor as the minimal set.
This allows us to actually enable neon in the header file.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

tcg/arm: Add host vector framework

Add registers and function stubs. The functionality
is disabled via use_neon_instructions defined to 0.

We must still include results for the mandatory opcodes i

tcg/arm: Add host vector framework

Add registers and function stubs. The functionality
is disabled via use_neon_instructions defined to 0.

We must still include results for the mandatory opcodes in
tcg_target_op_def, as all opcodes are checked during tcg init.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

show more ...

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210202' into staging

TCG backend constraints cleanup

# gpg: Signature made Tue 02 Feb 2021 22:59:19 GMT
# gpg: using

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210202' into staging

TCG backend constraints cleanup

# gpg: Signature made Tue 02 Feb 2021 22:59:19 GMT
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20210202: (24 commits)
tcg: Remove TCG_TARGET_CON_SET_H
tcg/tci: Split out constraint sets to tcg-target-con-set.h
tcg/sparc: Split out constraint sets to tcg-target-con-set.h
tcg/s390: Split out constraint sets to tcg-target-con-set.h
tcg/riscv: Split out constraint sets to tcg-target-con-set.h
tcg/ppc: Split out constraint sets to tcg-target-con-set.h
tcg/mips: Split out constraint sets to tcg-target-con-set.h
tcg/arm: Split out constraint sets to tcg-target-con-set.h
tcg/aarch64: Split out constraint sets to tcg-target-con-set.h
tcg/i386: Split out constraint sets to tcg-target-con-set.h
tcg: Remove TCG_TARGET_CON_STR_H
tcg/sparc: Split out target constraints to tcg-target-con-str.h
tcg/s390: Split out target constraints to tcg-target-con-str.h
tcg/riscv: Split out target constraints to tcg-target-con-str.h
tcg/mips: Split out target constraints to tcg-target-con-str.h
tcg/tci: Split out target constraints to tcg-target-con-str.h
tcg/ppc: Split out target constraints to tcg-target-con-str.h
tcg/aarch64: Split out target constraints to tcg-target-con-str.h
tcg/arm: Split out target constraints to tcg-target-con-str.h
tcg/i386: Split out target constraints to tcg-target-con-str.h
...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

show more ...

tcg/arm: Split out constraint sets to tcg-target-con-set.h

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>