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arm_dyncom_thumb: Implement SXTH, SXTB, UXTH, and UXTB.
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@ -276,6 +276,17 @@ tdstate thumb_translate(u32 addr, u32 instr, u32* ainstr, u32* inst_size) {
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|(tinstr & 0x007F); // off7
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} else if ((tinstr & 0x0F00) == 0x0e00) {
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*ainstr = 0xEF000000 | 0x180000; // base | BKPT mask
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} else if ((tinstr & 0x0F00) == 0x0200) {
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static const ARMword subset[4] = {
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0xE6BF0070, // SXTH
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0xE6AF0070, // SXTB
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0xE6FF0070, // UXTH
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0xE6EF0070, // UXTB
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};
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*ainstr = subset[BITS(tinstr, 6, 7)] // base
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| (BITS(tinstr, 0, 2) << 12) // Rd
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| BITS(tinstr, 3, 5); // Rm
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} else if ((tinstr & 0x0F00) == 0x0a00) {
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static const ARMword subset[3] = {
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0xE6BF0F30, // REV
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