target/hppa: Fix bb_sar for hppa64

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
qemu · Nov 7, 2023 · 1e9ab9f · 1e9ab9f
1 parent bdcccc1
commit 1e9ab9f
Showing 1 changed file with 13 additions and 3 deletions.
diff --git a/target/hppa/translate.c b/target/hppa/translate.c
@@ -3073,27 +3073,37 @@ static bool trans_bb_sar(DisasContext *ctx, arg_bb_sar *a)
 {
     TCGv_reg tmp, tcg_r;
     DisasCond cond;
+    bool d = false;
 
     nullify_over(ctx);
 
     tmp = tcg_temp_new();
     tcg_r = load_gpr(ctx, a->r);
-    tcg_gen_shl_reg(tmp, tcg_r, cpu_sar);
+    if (cond_need_ext(ctx, d)) {
+        /* Force shift into [32,63] */
+        tcg_gen_ori_reg(tmp, cpu_sar, 32);
+        tcg_gen_shl_reg(tmp, tcg_r, tmp);
+    } else {
+        tcg_gen_shl_reg(tmp, tcg_r, cpu_sar);
+    }
 
-    cond = cond_make_0(a->c ? TCG_COND_GE : TCG_COND_LT, tmp);
+    cond = cond_make_0_tmp(a->c ? TCG_COND_GE : TCG_COND_LT, tmp);
     return do_cbranch(ctx, a->disp, a->n, &cond);
 }
 
 static bool trans_bb_imm(DisasContext *ctx, arg_bb_imm *a)
 {
     TCGv_reg tmp, tcg_r;
     DisasCond cond;
+    bool d = false;
+    int p;
 
     nullify_over(ctx);
 
     tmp = tcg_temp_new();
     tcg_r = load_gpr(ctx, a->r);
-    tcg_gen_shli_reg(tmp, tcg_r, a->p);
+    p = a->p | (cond_need_ext(ctx, d) ? 32 : 0);
+    tcg_gen_shli_reg(tmp, tcg_r, p);
 
     cond = cond_make_0(a->c ? TCG_COND_GE : TCG_COND_LT, tmp);
     return do_cbranch(ctx, a->disp, a->n, &cond);