tcg-aarch64: Change all ext variables to TCGType
We assert that the values for _I32 and _I64 are 0 and 1 respectively. This will make a couple of functions declared by tcg.c cleaner. Reviewed-by: Claudio Fontana <claudio.fontana@huawei.com> Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
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3353d0dcc3
commit
7763ffa017
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@ -13,6 +13,11 @@
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#include "tcg-be-ldst.h"
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#include "tcg-be-ldst.h"
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#include "qemu/bitops.h"
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#include "qemu/bitops.h"
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/* We're going to re-use TCGType in setting of the SF bit, which controls
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the size of the operation performed. If we know the values match, it
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makes things much cleaner. */
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QEMU_BUILD_BUG_ON(TCG_TYPE_I32 != 0 || TCG_TYPE_I64 != 1);
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#ifndef NDEBUG
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#ifndef NDEBUG
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static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
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static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
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"%x0", "%x1", "%x2", "%x3", "%x4", "%x5", "%x6", "%x7",
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"%x0", "%x1", "%x2", "%x3", "%x4", "%x5", "%x6", "%x7",
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@ -327,7 +332,8 @@ static inline void tcg_out_ldst_12(TCGContext *s,
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| op_type << 20 | scaled_uimm << 10 | rn << 5 | rd);
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| op_type << 20 | scaled_uimm << 10 | rn << 5 | rd);
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}
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}
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static inline void tcg_out_movr(TCGContext *s, int ext, TCGReg rd, TCGReg src)
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static inline void tcg_out_movr(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg src)
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{
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{
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/* register to register move using MOV (shifted register with no shift) */
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/* register to register move using MOV (shifted register with no shift) */
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/* using MOV 0x2a0003e0 | (shift).. */
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/* using MOV 0x2a0003e0 | (shift).. */
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@ -408,7 +414,8 @@ static inline void tcg_out_ldst(TCGContext *s, enum aarch64_ldst_op_data data,
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}
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}
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/* mov alias implemented with add immediate, useful to move to/from SP */
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/* mov alias implemented with add immediate, useful to move to/from SP */
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static inline void tcg_out_movr_sp(TCGContext *s, int ext, TCGReg rd, TCGReg rn)
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static inline void tcg_out_movr_sp(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn)
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{
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{
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/* using ADD 0x11000000 | (ext) | rn << 5 | rd */
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/* using ADD 0x11000000 | (ext) | rn << 5 | rd */
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unsigned int base = ext ? 0x91000000 : 0x11000000;
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unsigned int base = ext ? 0x91000000 : 0x11000000;
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@ -438,7 +445,7 @@ static inline void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
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}
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}
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static inline void tcg_out_arith(TCGContext *s, enum aarch64_arith_opc opc,
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static inline void tcg_out_arith(TCGContext *s, enum aarch64_arith_opc opc,
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int ext, TCGReg rd, TCGReg rn, TCGReg rm,
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TCGType ext, TCGReg rd, TCGReg rn, TCGReg rm,
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int shift_imm)
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int shift_imm)
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{
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{
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/* Using shifted register arithmetic operations */
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/* Using shifted register arithmetic operations */
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@ -454,7 +461,7 @@ static inline void tcg_out_arith(TCGContext *s, enum aarch64_arith_opc opc,
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tcg_out32(s, base | rm << 16 | shift | rn << 5 | rd);
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tcg_out32(s, base | rm << 16 | shift | rn << 5 | rd);
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}
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}
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static inline void tcg_out_mul(TCGContext *s, int ext,
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static inline void tcg_out_mul(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, TCGReg rm)
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TCGReg rd, TCGReg rn, TCGReg rm)
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{
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{
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/* Using MADD 0x1b000000 with Ra = wzr alias MUL 0x1b007c00 */
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/* Using MADD 0x1b000000 with Ra = wzr alias MUL 0x1b007c00 */
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@ -463,7 +470,7 @@ static inline void tcg_out_mul(TCGContext *s, int ext,
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}
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}
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static inline void tcg_out_shiftrot_reg(TCGContext *s,
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static inline void tcg_out_shiftrot_reg(TCGContext *s,
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enum aarch64_srr_opc opc, int ext,
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enum aarch64_srr_opc opc, TCGType ext,
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TCGReg rd, TCGReg rn, TCGReg rm)
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TCGReg rd, TCGReg rn, TCGReg rm)
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{
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{
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/* using 2-source data processing instructions 0x1ac02000 */
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/* using 2-source data processing instructions 0x1ac02000 */
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@ -471,23 +478,23 @@ static inline void tcg_out_shiftrot_reg(TCGContext *s,
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tcg_out32(s, base | rm << 16 | opc << 8 | rn << 5 | rd);
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tcg_out32(s, base | rm << 16 | opc << 8 | rn << 5 | rd);
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}
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}
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static inline void tcg_out_ubfm(TCGContext *s, int ext, TCGReg rd, TCGReg rn,
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static inline void tcg_out_ubfm(TCGContext *s, TCGType ext, TCGReg rd,
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unsigned int a, unsigned int b)
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TCGReg rn, unsigned int a, unsigned int b)
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{
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{
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/* Using UBFM 0x53000000 Wd, Wn, a, b */
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/* Using UBFM 0x53000000 Wd, Wn, a, b */
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unsigned int base = ext ? 0xd3400000 : 0x53000000;
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unsigned int base = ext ? 0xd3400000 : 0x53000000;
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tcg_out32(s, base | a << 16 | b << 10 | rn << 5 | rd);
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tcg_out32(s, base | a << 16 | b << 10 | rn << 5 | rd);
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}
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}
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static inline void tcg_out_sbfm(TCGContext *s, int ext, TCGReg rd, TCGReg rn,
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static inline void tcg_out_sbfm(TCGContext *s, TCGType ext, TCGReg rd,
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unsigned int a, unsigned int b)
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TCGReg rn, unsigned int a, unsigned int b)
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{
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{
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/* Using SBFM 0x13000000 Wd, Wn, a, b */
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/* Using SBFM 0x13000000 Wd, Wn, a, b */
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unsigned int base = ext ? 0x93400000 : 0x13000000;
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unsigned int base = ext ? 0x93400000 : 0x13000000;
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tcg_out32(s, base | a << 16 | b << 10 | rn << 5 | rd);
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tcg_out32(s, base | a << 16 | b << 10 | rn << 5 | rd);
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}
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}
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static inline void tcg_out_extr(TCGContext *s, int ext, TCGReg rd,
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static inline void tcg_out_extr(TCGContext *s, TCGType ext, TCGReg rd,
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TCGReg rn, TCGReg rm, unsigned int a)
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TCGReg rn, TCGReg rm, unsigned int a)
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{
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{
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/* Using EXTR 0x13800000 Wd, Wn, Wm, a */
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/* Using EXTR 0x13800000 Wd, Wn, Wm, a */
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@ -495,7 +502,7 @@ static inline void tcg_out_extr(TCGContext *s, int ext, TCGReg rd,
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tcg_out32(s, base | rm << 16 | a << 10 | rn << 5 | rd);
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tcg_out32(s, base | rm << 16 | a << 10 | rn << 5 | rd);
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}
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}
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static inline void tcg_out_shl(TCGContext *s, int ext,
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static inline void tcg_out_shl(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int m)
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TCGReg rd, TCGReg rn, unsigned int m)
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{
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{
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int bits, max;
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int bits, max;
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@ -504,28 +511,28 @@ static inline void tcg_out_shl(TCGContext *s, int ext,
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tcg_out_ubfm(s, ext, rd, rn, bits - (m & max), max - (m & max));
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tcg_out_ubfm(s, ext, rd, rn, bits - (m & max), max - (m & max));
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}
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}
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static inline void tcg_out_shr(TCGContext *s, int ext,
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static inline void tcg_out_shr(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int m)
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TCGReg rd, TCGReg rn, unsigned int m)
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{
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{
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int max = ext ? 63 : 31;
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int max = ext ? 63 : 31;
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tcg_out_ubfm(s, ext, rd, rn, m & max, max);
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tcg_out_ubfm(s, ext, rd, rn, m & max, max);
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}
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}
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static inline void tcg_out_sar(TCGContext *s, int ext,
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static inline void tcg_out_sar(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int m)
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TCGReg rd, TCGReg rn, unsigned int m)
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{
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{
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int max = ext ? 63 : 31;
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int max = ext ? 63 : 31;
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tcg_out_sbfm(s, ext, rd, rn, m & max, max);
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tcg_out_sbfm(s, ext, rd, rn, m & max, max);
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}
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}
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static inline void tcg_out_rotr(TCGContext *s, int ext,
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static inline void tcg_out_rotr(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int m)
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TCGReg rd, TCGReg rn, unsigned int m)
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{
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{
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int max = ext ? 63 : 31;
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int max = ext ? 63 : 31;
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tcg_out_extr(s, ext, rd, rn, rn, m & max);
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tcg_out_extr(s, ext, rd, rn, rn, m & max);
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}
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}
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static inline void tcg_out_rotl(TCGContext *s, int ext,
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static inline void tcg_out_rotl(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int m)
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TCGReg rd, TCGReg rn, unsigned int m)
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{
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{
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int bits, max;
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int bits, max;
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@ -534,14 +541,15 @@ static inline void tcg_out_rotl(TCGContext *s, int ext,
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tcg_out_extr(s, ext, rd, rn, rn, bits - (m & max));
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tcg_out_extr(s, ext, rd, rn, rn, bits - (m & max));
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}
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}
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static inline void tcg_out_cmp(TCGContext *s, int ext, TCGReg rn, TCGReg rm,
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static inline void tcg_out_cmp(TCGContext *s, TCGType ext, TCGReg rn,
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int shift_imm)
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TCGReg rm, int shift_imm)
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{
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{
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/* Using CMP alias SUBS wzr, Wn, Wm */
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/* Using CMP alias SUBS wzr, Wn, Wm */
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tcg_out_arith(s, ARITH_SUBS, ext, TCG_REG_XZR, rn, rm, shift_imm);
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tcg_out_arith(s, ARITH_SUBS, ext, TCG_REG_XZR, rn, rm, shift_imm);
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}
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}
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static inline void tcg_out_cset(TCGContext *s, int ext, TCGReg rd, TCGCond c)
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static inline void tcg_out_cset(TCGContext *s, TCGType ext,
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TCGReg rd, TCGCond c)
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{
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{
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/* Using CSET alias of CSINC 0x1a800400 Xd, XZR, XZR, invert(cond) */
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/* Using CSET alias of CSINC 0x1a800400 Xd, XZR, XZR, invert(cond) */
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unsigned int base = ext ? 0x9a9f07e0 : 0x1a9f07e0;
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unsigned int base = ext ? 0x9a9f07e0 : 0x1a9f07e0;
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@ -638,7 +646,7 @@ aarch64_limm(unsigned int m, unsigned int r)
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to test a 32bit reg against 0xff000000, pass M = 8, R = 8.
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to test a 32bit reg against 0xff000000, pass M = 8, R = 8.
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to test a 32bit reg against 0xff0000ff, pass M = 16, R = 8.
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to test a 32bit reg against 0xff0000ff, pass M = 16, R = 8.
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*/
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*/
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static inline void tcg_out_tst(TCGContext *s, int ext, TCGReg rn,
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static inline void tcg_out_tst(TCGContext *s, TCGType ext, TCGReg rn,
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unsigned int m, unsigned int r)
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unsigned int m, unsigned int r)
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{
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{
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/* using TST alias of ANDS XZR, Xn,#bimm64 0x7200001f */
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/* using TST alias of ANDS XZR, Xn,#bimm64 0x7200001f */
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@ -647,8 +655,8 @@ static inline void tcg_out_tst(TCGContext *s, int ext, TCGReg rn,
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}
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}
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/* and a register with a bit pattern, similarly to TST, no flags change */
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/* and a register with a bit pattern, similarly to TST, no flags change */
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static inline void tcg_out_andi(TCGContext *s, int ext, TCGReg rd, TCGReg rn,
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static inline void tcg_out_andi(TCGContext *s, TCGType ext, TCGReg rd,
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unsigned int m, unsigned int r)
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TCGReg rn, unsigned int m, unsigned int r)
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{
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{
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/* using AND 0x12000000 */
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/* using AND 0x12000000 */
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unsigned int base = ext ? 0x92400000 : 0x12000000;
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unsigned int base = ext ? 0x92400000 : 0x12000000;
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@ -701,21 +709,23 @@ static inline void tcg_out_goto_label_cond(TCGContext *s,
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}
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}
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}
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}
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static inline void tcg_out_rev(TCGContext *s, int ext, TCGReg rd, TCGReg rm)
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static inline void tcg_out_rev(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rm)
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{
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{
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/* using REV 0x5ac00800 */
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/* using REV 0x5ac00800 */
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unsigned int base = ext ? 0xdac00c00 : 0x5ac00800;
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unsigned int base = ext ? 0xdac00c00 : 0x5ac00800;
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tcg_out32(s, base | rm << 5 | rd);
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tcg_out32(s, base | rm << 5 | rd);
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}
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}
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static inline void tcg_out_rev16(TCGContext *s, int ext, TCGReg rd, TCGReg rm)
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static inline void tcg_out_rev16(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rm)
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{
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{
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/* using REV16 0x5ac00400 */
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/* using REV16 0x5ac00400 */
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unsigned int base = ext ? 0xdac00400 : 0x5ac00400;
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unsigned int base = ext ? 0xdac00400 : 0x5ac00400;
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tcg_out32(s, base | rm << 5 | rd);
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tcg_out32(s, base | rm << 5 | rd);
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}
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}
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static inline void tcg_out_sxt(TCGContext *s, int ext, int s_bits,
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static inline void tcg_out_sxt(TCGContext *s, TCGType ext, int s_bits,
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TCGReg rd, TCGReg rn)
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TCGReg rd, TCGReg rn)
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{
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{
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/* using ALIASes SXTB 0x13001c00, SXTH 0x13003c00, SXTW 0x93407c00
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/* using ALIASes SXTB 0x13001c00, SXTH 0x13003c00, SXTW 0x93407c00
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tcg_out_ubfm(s, 0, rd, rn, 0, bits);
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tcg_out_ubfm(s, 0, rd, rn, 0, bits);
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}
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}
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static inline void tcg_out_addi(TCGContext *s, int ext,
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static inline void tcg_out_addi(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int aimm)
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TCGReg rd, TCGReg rn, unsigned int aimm)
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{
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{
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/* add immediate aimm unsigned 12bit value (with LSL 0 or 12) */
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/* add immediate aimm unsigned 12bit value (with LSL 0 or 12) */
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tcg_out32(s, base | aimm | (rn << 5) | rd);
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tcg_out32(s, base | aimm | (rn << 5) | rd);
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}
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}
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static inline void tcg_out_subi(TCGContext *s, int ext,
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static inline void tcg_out_subi(TCGContext *s, TCGType ext,
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TCGReg rd, TCGReg rn, unsigned int aimm)
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TCGReg rd, TCGReg rn, unsigned int aimm)
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{
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{
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/* sub immediate aimm unsigned 12bit value (with LSL 0 or 12) */
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/* sub immediate aimm unsigned 12bit value (with LSL 0 or 12) */
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@ -1092,7 +1102,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
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{
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{
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/* ext will be set in the switch below, which will fall through to the
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/* ext will be set in the switch below, which will fall through to the
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common code. It triggers the use of extended regs where appropriate. */
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common code. It triggers the use of extended regs where appropriate. */
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int ext = 0;
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TCGType ext = 0;
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switch (opc) {
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switch (opc) {
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case INDEX_op_exit_tb:
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case INDEX_op_exit_tb:
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