/*
 * libbinrec: a recompiling translator for machine code
 * Copyright (c) 2016 Andrew Church <achurch@achurch.org>
 *
 * This software may be copied and redistributed under certain conditions;
 * see the file "COPYING" in the source code distribution for details.
 * NO WARRANTY is provided with this software.
 */

#include "tests/common.h"
#include "tests/host-x86/common.h"


static const binrec_setup_t setup = {
    .host = BINREC_ARCH_X86_64_SYSV,
};
static const unsigned int host_opt = 0;

static int add_rtl(RTLUnit *unit)
{
    alloc_dummy_registers(unit, 1, RTLTYPE_FLOAT32);
    int dummy_regs[13];
    for (int i = 0; i < lenof(dummy_regs); i++) {
        EXPECT(dummy_regs[i] = rtl_alloc_register(unit, RTLTYPE_INT32));
        EXPECT(rtl_add_insn(unit, RTLOP_NOP, dummy_regs[i], 0, 0, 0));
    }

    int reg1, reg2, reg3;
    EXPECT(reg1 = rtl_alloc_register(unit, RTLTYPE_INT64));
    EXPECT(rtl_add_insn(unit, RTLOP_LOAD_IMM, reg1, 0, 0, 1));
    EXPECT(reg2 = rtl_alloc_register(unit, RTLTYPE_INT64));
    EXPECT(rtl_add_insn(unit, RTLOP_LOAD_IMM, reg2, 0, 0, 2));
    EXPECT(reg3 = rtl_alloc_register(unit, RTLTYPE_FLOAT64));
    EXPECT(rtl_add_insn(unit, RTLOP_FZCAST, reg3, reg1, 0, 0));
    for (int i = 0; i < lenof(dummy_regs); i++) {
        EXPECT(rtl_add_insn(unit, RTLOP_NOP, 0, dummy_regs[i], 0, 0));
    }
    EXPECT(rtl_add_insn(unit, RTLOP_NOP, 0, reg1, reg2, 0));

    return EXIT_SUCCESS;
}

static const uint8_t expected_code[] = {
    0x53,                               // push %rbx
    0x55,                               // push %rbp
    0x41,0x54,                          // push %r12
    0x41,0x55,                          // push %r13
    0x41,0x56,                          // push %r14
    0x41,0x57,                          // push %r15
    0x48,0x83,0xEC,0x18,                // sub $24,%rsp
    0x41,0xBE,0x01,0x00,0x00,0x00,      // mov $1,%r14d
    0x4C,0x89,0x34,0x24,                // mov %r14,(%rsp)
    0x41,0xBE,0x02,0x00,0x00,0x00,      // mov $2,%r14d
    0x4C,0x8B,0x3C,0x24,                // mov (%rsp),%r15
    0x4D,0x85,0xFF,                     // test %r15,%r15
    0x78,0x07,                          // js L1
    0xF2,0x49,0x0F,0x2A,0xCF,           // cvtsi2sd %r15,%xmm1
    0xEB,0x2B,                          // jmp L4
    0x0F,0xAE,0x5C,0x24,0x08,           // L1: stmxcsr 8(%rsp)
    0x49,0xD1,0xEF,                     // shr %r15
    0x0F,0xBA,0x64,0x24,0x08,0x0D,      // btl $13,8(%rsp)
    0x73,0x12,                          // jnc L3
    0x0F,0xBA,0x64,0x24,0x08,0x0E,      // btl $14,8(%rsp)
    0x73,0x06,                          // jnc L2
    0x41,0xF6,0xC7,0x01,                // test $1,%r15b
    0x74,0x04,                          // jz L3
    0x49,0x83,0xC7,0x01,                // L2: add $1,%r15
    0xF2,0x49,0x0F,0x2A,0xCF,           // L3: cvtsi2sd %r15,%xmm1
    0xF2,0x0F,0x58,0xC9,                // addsd %xmm1,%xmm1
    0x48,0x83,0xC4,0x18,                // L4: add $24,%rsp
    0x41,0x5F,                          // pop %r15
    0x41,0x5E,                          // pop %r14
    0x41,0x5D,                          // pop %r13
    0x41,0x5C,                          // pop %r12
    0x5D,                               // pop %rbp
    0x5B,                               // pop %rbx
    0xC3,                               // ret
};

static const char expected_log[] = "";

#include "tests/rtl-translate-test.i"