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675046bd59
271 insertions(+), 292 deletions(-), -21 lines, -5 files Also: - tccdefs.h: WIN32: less (no) __builtins - libtcc.c: simply ignore -arch
68 lines
1.6 KiB
ArmAsm
68 lines
1.6 KiB
ArmAsm
/* ---------------------------------------------- */
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#if defined __arm__
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.text
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.align 2
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.global fetch_and_add_arm
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.type fetch_and_add_arm, %function
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fetch_and_add_arm:
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mcr p15, #0, r0, c7, c10, #5
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.L0:
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ldrex r3, [r0]
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add r3, r3, r1
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strex r2, r3, [r0]
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cmp r2, #0
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bne .L0
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mcr p15, #0, r0, c7, c10, #5
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bx lr
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.size fetch_and_add_arm, .-fetch_and_add_arm
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/* ---------------------------------------------- */
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#elif defined __aarch64__
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.text
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.align 2
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.global fetch_and_add_arm64
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.type fetch_and_add_arm64, %function
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fetch_and_add_arm64:
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#ifdef __TINYC__
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.int 0x885f7c02
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.int 0x0b010042
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.int 0x8803fc02
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.int 0x35ffffa3
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.int 0xd5033bbf
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.int 0xd65f03c0
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#else
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ldxr w2, [x0]
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add w2, w2, w1
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stlxr w3, w2, [x0]
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cbnz w3, fetch_and_add_arm64
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dmb ish
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ret
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#endif
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.size fetch_and_add_arm64, .-fetch_and_add_arm64
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/* ---------------------------------------------- */
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#elif defined __riscv
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.text
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.align 2
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.global fetch_and_add_riscv64
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.type fetch_and_add_riscv64, %function
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fetch_and_add_riscv64:
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#ifdef __TINYC__
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.int 0x0f50000f
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.int 0x004b5202f
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.short 0x8082
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#else
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fence iorw,ow
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amoadd.w.aq zero,a1,0(a0)
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ret
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#endif
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.size fetch_and_add_riscv64, .-fetch_and_add_riscv64
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/* ---------------------------------------------- */
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#endif
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