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authorThomas Hanson <thomas.hanson@linaro.org>2016-10-17 19:22:18 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-10-17 19:22:18 +0100
commit957956b3013c8122a749dfe61a41aef8b4100e31 (patch)
tree5d4e1b61a78cc5085a7e3d391e8d1f942e51569c
parent6feecb8b941f2d21e5645d0b6e0cdb776998121b (diff)
downloadqemu-957956b3013c8122a749dfe61a41aef8b4100e31.zip
target-arm: Comments added to identify cases in a switch
3 cases in a switch in disas_exc() require reference to the ARM ARM spec in order to determine what case they're handling. Signed-off-by: Thomas Hanson <thomas.hanson@linaro.org> Message-id: 1476301853-15774-5-git-send-email-thomas.hanson@linaro.org Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target-arm/translate-a64.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c
index 16716a2c1f..96c222722e 100644
--- a/target-arm/translate-a64.c
+++ b/target-arm/translate-a64.c
@@ -1667,12 +1667,12 @@ static void disas_exc(DisasContext *s, uint32_t insn)
* instruction works properly.
*/
switch (op2_ll) {
- case 1:
+ case 1: /* SVC */
gen_ss_advance(s);
gen_exception_insn(s, 0, EXCP_SWI, syn_aa64_svc(imm16),
default_exception_el(s));
break;
- case 2:
+ case 2: /* HVC */
if (s->current_el == 0) {
unallocated_encoding(s);
break;
@@ -1685,7 +1685,7 @@ static void disas_exc(DisasContext *s, uint32_t insn)
gen_ss_advance(s);
gen_exception_insn(s, 0, EXCP_HVC, syn_aa64_hvc(imm16), 2);
break;
- case 3:
+ case 3: /* SMC */
if (s->current_el == 0) {
unallocated_encoding(s);
break;