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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-26 03:31:36 +01:00
65 lines
1.1 KiB
C
65 lines
1.1 KiB
C
#ifndef COMMON_ARCH_H
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#define COMMON_ARCH_H
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#define ASSERT_EQ(reg, const) \
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ldr x11, =const; \
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cmp reg, x11; \
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ASSERT(beq); \
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;
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#define ASSERT_MEMCMP(s1, s2, n) \
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MEMCMP(s1, s2, n); \
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ASSERT_EQ(x0, 0); \
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;
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#define ENTRY \
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.text; \
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.global asm_main; \
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asm_main: \
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sub sp, sp, 0xA0; \
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stp x29, x30, [sp]; \
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stp x27, x28, [sp, 0x10]; \
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stp x25, x26, [sp, 0x20]; \
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stp x23, x24, [sp, 0x30]; \
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stp x21, x22, [sp, 0x40]; \
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stp x19, x20, [sp, 0x50]; \
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stp x6, x7, [sp, 0x60]; \
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stp x4, x5, [sp, 0x70]; \
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stp x2, x3, [sp, 0x80]; \
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stp x0, x1, [sp, 0x90]; \
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asm_main_after_prologue: \
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;
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#define EXIT \
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mov w0, 0; \
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mov w1, 0; \
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b pass; \
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fail: \
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ldr x1, [sp, 0x90]; \
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str w0, [x1]; \
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mov w0, 1; \
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pass: \
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ldp x19, x20, [sp, 0x50]; \
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ldp x21, x22, [sp, 0x40]; \
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ldp x23, x24, [sp, 0x30]; \
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ldp x25, x26, [sp, 0x20]; \
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ldp x27, x28, [sp, 0x10]; \
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ldp x29, x30, [sp]; \
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add sp, sp, 0xA0; \
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ret; \
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;
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#define FAIL \
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ldr w0, =__LINE__; \
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b fail; \
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;
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#define MEMCMP(s1, s2, n) \
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adr x0, s1; \
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adr x1, s2; \
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ldr x2, =n; \
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bl memcmp; \
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;
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#endif
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