diff mbox series

[v4,07/19] target/ppc: Introduce REQUIRE_FPU

Message ID 20211025191154.350831-8-luis.pires@eldorado.org.br
State New
Headers show
Series target/ppc: DFP instructions using decodetree | expand

Commit Message

Luis Fernando Fujita Pires Oct. 25, 2021, 7:11 p.m. UTC 
From: Fernando Valle <fernando.valle@eldorado.org.br>

Signed-off-by: Fernando Valle <fernando.valle@eldorado.org.br>
Signed-off-by: Luis Pires <luis.pires@eldorado.org.br>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/ppc/translate.c | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index c2fafebd1c..48a484eef6 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -7477,6 +7477,14 @@  static int times_4(DisasContext *ctx, int x)
         }                                               \
     } while (0)
 
+#define REQUIRE_FPU(ctx)                                \
+    do {                                                \
+        if (unlikely(!(ctx)->fpu_enabled)) {            \
+            gen_exception((ctx), POWERPC_EXCP_FPU);     \
+            return true;                                \
+        }                                               \
+    } while (0)
+
 /*
  * Helpers for implementing sets of trans_* functions.
  * Defer the implementation of NAME to FUNC, with optional extra arguments.