target-mips: fix ROTR and DROTR by zero
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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@ -1475,6 +1475,8 @@ static void gen_shift_imm(CPUState *env, DisasContext *ctx, uint32_t opc,
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tcg_gen_rotri_i32(t1, t1, uimm);
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tcg_gen_ext_i32_tl(cpu_gpr[rt], t1);
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tcg_temp_free_i32(t1);
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} else {
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tcg_gen_ext32s_tl(cpu_gpr[rt], t0);
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}
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opn = "rotr";
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break;
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@ -1494,6 +1496,8 @@ static void gen_shift_imm(CPUState *env, DisasContext *ctx, uint32_t opc,
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case OPC_DROTR:
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if (uimm != 0) {
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tcg_gen_rotri_tl(cpu_gpr[rt], t0, uimm);
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} else {
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tcg_gen_mov_tl(cpu_gpr[rt], t0);
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}
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opn = "drotr";
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break;
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