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-rw-r--r--tools/testing/selftests/rseq/rseq-arm64-bits.h392
1 files changed, 392 insertions, 0 deletions
diff --git a/tools/testing/selftests/rseq/rseq-arm64-bits.h b/tools/testing/selftests/rseq/rseq-arm64-bits.h
new file mode 100644
index 0000000000..cc7226b1ef
--- /dev/null
+++ b/tools/testing/selftests/rseq/rseq-arm64-bits.h
@@ -0,0 +1,392 @@
+/* SPDX-License-Identifier: LGPL-2.1 OR MIT */
+/*
+ * rseq-arm64-bits.h
+ *
+ * (C) Copyright 2016-2022 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * (C) Copyright 2018 - Will Deacon <will.deacon@arm.com>
+ */
+
+#include "rseq-bits-template.h"
+
+#if defined(RSEQ_TEMPLATE_MO_RELAXED) && \
+ (defined(RSEQ_TEMPLATE_CPU_ID) || defined(RSEQ_TEMPLATE_MM_CID))
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_cmpeqv_storev)(intptr_t *v, intptr_t expect, intptr_t newv, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[cmpfail])
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error2])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[cmpfail])
+ RSEQ_INJECT_ASM(4)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[error2])
+#endif
+ RSEQ_ASM_OP_FINAL_STORE(newv, v, 3)
+ RSEQ_INJECT_ASM(5)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [v] "Qo" (*v),
+ [expect] "r" (expect),
+ [newv] "r" (newv)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG
+ : abort, cmpfail
+#ifdef RSEQ_COMPARE_TWICE
+ , error1, error2
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+cmpfail:
+ rseq_after_asm_goto();
+ return 1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+error2:
+ rseq_after_asm_goto();
+ rseq_bug("expected value comparison failed");
+#endif
+}
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_cmpnev_storeoffp_load)(intptr_t *v, intptr_t expectnot,
+ long voffp, intptr_t *load, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[cmpfail])
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error2])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+ RSEQ_ASM_OP_CMPNE(v, expectnot, %l[cmpfail])
+ RSEQ_INJECT_ASM(4)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+ RSEQ_ASM_OP_CMPNE(v, expectnot, %l[error2])
+#endif
+ RSEQ_ASM_OP_R_LOAD(v)
+ RSEQ_ASM_OP_R_STORE(load)
+ RSEQ_ASM_OP_R_LOAD_OFF(voffp)
+ RSEQ_ASM_OP_R_FINAL_STORE(v, 3)
+ RSEQ_INJECT_ASM(5)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [v] "Qo" (*v),
+ [expectnot] "r" (expectnot),
+ [load] "Qo" (*load),
+ [voffp] "r" (voffp)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG
+ : abort, cmpfail
+#ifdef RSEQ_COMPARE_TWICE
+ , error1, error2
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+cmpfail:
+ rseq_after_asm_goto();
+ return 1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+error2:
+ rseq_after_asm_goto();
+ rseq_bug("expected value comparison failed");
+#endif
+}
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_addv)(intptr_t *v, intptr_t count, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+#endif
+ RSEQ_ASM_OP_R_LOAD(v)
+ RSEQ_ASM_OP_R_ADD(count)
+ RSEQ_ASM_OP_R_FINAL_STORE(v, 3)
+ RSEQ_INJECT_ASM(4)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [v] "Qo" (*v),
+ [count] "r" (count)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG
+ : abort
+#ifdef RSEQ_COMPARE_TWICE
+ , error1
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+#endif
+}
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_cmpeqv_cmpeqv_storev)(intptr_t *v, intptr_t expect,
+ intptr_t *v2, intptr_t expect2,
+ intptr_t newv, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[cmpfail])
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error2])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error3])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[cmpfail])
+ RSEQ_INJECT_ASM(4)
+ RSEQ_ASM_OP_CMPEQ(v2, expect2, %l[cmpfail])
+ RSEQ_INJECT_ASM(5)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[error2])
+ RSEQ_ASM_OP_CMPEQ(v2, expect2, %l[error3])
+#endif
+ RSEQ_ASM_OP_FINAL_STORE(newv, v, 3)
+ RSEQ_INJECT_ASM(6)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [v] "Qo" (*v),
+ [expect] "r" (expect),
+ [v2] "Qo" (*v2),
+ [expect2] "r" (expect2),
+ [newv] "r" (newv)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG
+ : abort, cmpfail
+#ifdef RSEQ_COMPARE_TWICE
+ , error1, error2, error3
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+cmpfail:
+ rseq_after_asm_goto();
+ return 1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+error2:
+ rseq_after_asm_goto();
+ rseq_bug("expected value comparison failed");
+error3:
+ rseq_after_asm_goto();
+ rseq_bug("2nd expected value comparison failed");
+#endif
+}
+
+#endif /* #if defined(RSEQ_TEMPLATE_MO_RELAXED) &&
+ (defined(RSEQ_TEMPLATE_CPU_ID) || defined(RSEQ_TEMPLATE_MM_CID)) */
+
+#if (defined(RSEQ_TEMPLATE_MO_RELAXED) || defined(RSEQ_TEMPLATE_MO_RELEASE)) && \
+ (defined(RSEQ_TEMPLATE_CPU_ID) || defined(RSEQ_TEMPLATE_MM_CID))
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_cmpeqv_trystorev_storev)(intptr_t *v, intptr_t expect,
+ intptr_t *v2, intptr_t newv2,
+ intptr_t newv, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[cmpfail])
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error2])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[cmpfail])
+ RSEQ_INJECT_ASM(4)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[error2])
+#endif
+ RSEQ_ASM_OP_STORE(newv2, v2)
+ RSEQ_INJECT_ASM(5)
+#ifdef RSEQ_TEMPLATE_MO_RELEASE
+ RSEQ_ASM_OP_FINAL_STORE_RELEASE(newv, v, 3)
+#else
+ RSEQ_ASM_OP_FINAL_STORE(newv, v, 3)
+#endif
+ RSEQ_INJECT_ASM(6)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [expect] "r" (expect),
+ [v] "Qo" (*v),
+ [newv] "r" (newv),
+ [v2] "Qo" (*v2),
+ [newv2] "r" (newv2)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG
+ : abort, cmpfail
+#ifdef RSEQ_COMPARE_TWICE
+ , error1, error2
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+cmpfail:
+ rseq_after_asm_goto();
+ return 1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+error2:
+ rseq_after_asm_goto();
+ rseq_bug("expected value comparison failed");
+#endif
+}
+
+static inline __attribute__((always_inline))
+int RSEQ_TEMPLATE_IDENTIFIER(rseq_cmpeqv_trymemcpy_storev)(intptr_t *v, intptr_t expect,
+ void *dst, void *src, size_t len,
+ intptr_t newv, int cpu)
+{
+ RSEQ_INJECT_C(9)
+
+ __asm__ __volatile__ goto (
+ RSEQ_ASM_DEFINE_TABLE(1, 2f, 3f, 4f)
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[cmpfail])
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error1])
+ RSEQ_ASM_DEFINE_EXIT_POINT(2f, %l[error2])
+#endif
+ RSEQ_ASM_STORE_RSEQ_CS(2, 1b, rseq_cs)
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, 4f)
+ RSEQ_INJECT_ASM(3)
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[cmpfail])
+ RSEQ_INJECT_ASM(4)
+#ifdef RSEQ_COMPARE_TWICE
+ RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, %l[error1])
+ RSEQ_ASM_OP_CMPEQ(v, expect, %l[error2])
+#endif
+ RSEQ_ASM_OP_R_BAD_MEMCPY(dst, src, len)
+ RSEQ_INJECT_ASM(5)
+#ifdef RSEQ_TEMPLATE_MO_RELEASE
+ RSEQ_ASM_OP_FINAL_STORE_RELEASE(newv, v, 3)
+#else
+ RSEQ_ASM_OP_FINAL_STORE(newv, v, 3)
+#endif
+ RSEQ_INJECT_ASM(6)
+ RSEQ_ASM_DEFINE_ABORT(4, abort)
+ : /* gcc asm goto does not allow outputs */
+ : [cpu_id] "r" (cpu),
+ [current_cpu_id] "Qo" (rseq_get_abi()->RSEQ_TEMPLATE_CPU_ID_FIELD),
+ [rseq_cs] "m" (rseq_get_abi()->rseq_cs.arch.ptr),
+ [expect] "r" (expect),
+ [v] "Qo" (*v),
+ [newv] "r" (newv),
+ [dst] "r" (dst),
+ [src] "r" (src),
+ [len] "r" (len)
+ RSEQ_INJECT_INPUT
+ : "memory", RSEQ_ASM_TMP_REG, RSEQ_ASM_TMP_REG_2
+ : abort, cmpfail
+#ifdef RSEQ_COMPARE_TWICE
+ , error1, error2
+#endif
+ );
+ rseq_after_asm_goto();
+ return 0;
+abort:
+ rseq_after_asm_goto();
+ RSEQ_INJECT_FAILED
+ return -1;
+cmpfail:
+ rseq_after_asm_goto();
+ return 1;
+#ifdef RSEQ_COMPARE_TWICE
+error1:
+ rseq_after_asm_goto();
+ rseq_bug("cpu_id comparison failed");
+error2:
+ rseq_after_asm_goto();
+ rseq_bug("expected value comparison failed");
+#endif
+}
+
+#endif /* #if (defined(RSEQ_TEMPLATE_MO_RELAXED) || defined(RSEQ_TEMPLATE_MO_RELEASE)) &&
+ (defined(RSEQ_TEMPLATE_CPU_ID) || defined(RSEQ_TEMPLATE_MM_CID)) */
+
+#include "rseq-bits-reset.h"
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