3rd-party/linux-kernel-module-cheat
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adrp/lo12 combo

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Ciro Santilli 六四事件 法轮功
2020-09-02 01:00:00 +00:00
parent ad53aa82f9
commit 58e82a5b91
2 changed files with 14 additions and 3 deletions
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11
userland/arch/aarch64/adrp.S
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@@ -3,6 +3,14 @@
#include <lkmc.h>
LKMC_PROLOGUE
/* Actual usage pattern. */
adrp x19, mylong
add x19, x19, :lo12:mylong
ldr x20, [x19]
LKMC_ASSERT_EQ(x19, =mylong)
LKMC_ASSERT_EQ(x20, =0x1122334455667788)
/* Minimal testcase. */
adrp x0, .Llabel
adr x1, .Llabel
.Llabel:
@@ -11,3 +19,6 @@ LKMC_PROLOGUE
bic x1, x1, 0xF00
LKMC_ASSERT_EQ_REG(x0, x1)
LKMC_EPILOGUE
.data
mylong:
.quad 0x1122334455667788