lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/lib/mlibc/options/internal/include/bits/machine.h b/lib/mlibc/options/internal/include/bits/machine.h
new file mode 100644
index 0000000..371a94b
--- /dev/null
+++ b/lib/mlibc/options/internal/include/bits/machine.h
@@ -0,0 +1,86 @@
+
+#ifndef MLIBC_MACHINE_H
+#define MLIBC_MACHINE_H
+
+#include <stdint.h>
+
+#if defined (__i386__)
+struct __mlibc_jmpbuf_register_state {
+	uint32_t ebx;
+	uint32_t ebp;
+	uint32_t esi;
+	uint32_t edi;
+	uint32_t esp;
+	uint32_t eip;
+};
+#elif defined (__x86_64__)
+struct __mlibc_jmpbuf_register_state {
+	uint64_t rbx;
+	uint64_t rbp;
+	uint64_t r12;
+	uint64_t r13;
+	uint64_t r14;
+	uint64_t r15;
+	uint64_t rsp;
+	uint64_t rip;
+};
+#elif defined (__aarch64__)
+struct __mlibc_jmpbuf_register_state {
+	uint64_t x19;
+	uint64_t x20;
+	uint64_t x21;
+	uint64_t x22;
+	uint64_t x23;
+	uint64_t x24;
+	uint64_t x25;
+	uint64_t x26;
+	uint64_t x27;
+	uint64_t x28;
+	uint64_t x29;
+	uint64_t x30;
+	uint64_t sp;
+	uint64_t pad;
+	uint64_t d8;
+	uint64_t d9;
+	uint64_t d10;
+	uint64_t d11;
+	uint64_t d12;
+	uint64_t d13;
+	uint64_t d14;
+	uint64_t d15;
+};
+#elif defined (__riscv) && __riscv_xlen == 64
+struct __mlibc_jmpbuf_register_state {
+	uint64_t ra;
+	uint64_t s0;
+	uint64_t s1;
+	uint64_t s2;
+	uint64_t s3;
+	uint64_t s4;
+	uint64_t s5;
+	uint64_t s6;
+	uint64_t s7;
+	uint64_t s8;
+	uint64_t s9;
+	uint64_t s10;
+	uint64_t s11;
+	uint64_t sp;
+	double fs0;
+	double fs1;
+	double fs2;
+	double fs3;
+	double fs4;
+	double fs5;
+	double fs6;
+	double fs7;
+	double fs8;
+	double fs9;
+	double fs10;
+	double fs11;
+};
+#else
+#  error "Missing architecture specific code"
+#endif
+
+#endif // MLIBC_MACHINE_H
+