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authorRichard Henderson <richard.henderson@linaro.org>2019-09-30 02:52:00 +0000
committerRichard Henderson <richard.henderson@linaro.org>2019-10-14 07:09:30 -0700
commit7d9dae0a102bc41ea031b358b47c243c5bc6ced9 (patch)
tree8db5cec22a91ac5ceb43cc257bf125e987df8733
parentb82f769cc16b4ee7b628e7a923d3b09eb1d85a80 (diff)
tcg/ppc: Create TCGPowerISA and have_isa
Introduce an enum to hold base < 2.06 < 3.00. Use macros to preserve the existing have_isa_2_06 and have_isa_3_00 predicates. Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
-rw-r--r--tcg/ppc/tcg-target.h12
-rw-r--r--tcg/ppc/tcg-target.inc.c8
2 files changed, 14 insertions, 6 deletions
diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h
index 690fa744e1..35ba8693fa 100644
--- a/tcg/ppc/tcg-target.h
+++ b/tcg/ppc/tcg-target.h
@@ -58,8 +58,16 @@ typedef enum {
TCG_AREG0 = TCG_REG_R27
} TCGReg;
-extern bool have_isa_2_06;
-extern bool have_isa_3_00;
+typedef enum {
+ tcg_isa_base,
+ tcg_isa_2_06,
+ tcg_isa_3_00,
+} TCGPowerISA;
+
+extern TCGPowerISA have_isa;
+
+#define have_isa_2_06 (have_isa >= tcg_isa_2_06)
+#define have_isa_3_00 (have_isa >= tcg_isa_3_00)
/* optional instructions automatically implemented */
#define TCG_TARGET_HAS_ext8u_i32 0 /* andi */
diff --git a/tcg/ppc/tcg-target.inc.c b/tcg/ppc/tcg-target.inc.c
index 4aad5d2b36..0bfaef9418 100644
--- a/tcg/ppc/tcg-target.inc.c
+++ b/tcg/ppc/tcg-target.inc.c
@@ -64,8 +64,7 @@
static tcg_insn_unit *tb_ret_addr;
-bool have_isa_2_06;
-bool have_isa_3_00;
+TCGPowerISA have_isa;
#define HAVE_ISA_2_06 have_isa_2_06
#define HAVE_ISEL have_isa_2_06
@@ -2787,12 +2786,13 @@ static void tcg_target_init(TCGContext *s)
unsigned long hwcap = qemu_getauxval(AT_HWCAP);
unsigned long hwcap2 = qemu_getauxval(AT_HWCAP2);
+ have_isa = tcg_isa_base;
if (hwcap & PPC_FEATURE_ARCH_2_06) {
- have_isa_2_06 = true;
+ have_isa = tcg_isa_2_06;
}
#ifdef PPC_FEATURE2_ARCH_3_00
if (hwcap2 & PPC_FEATURE2_ARCH_3_00) {
- have_isa_3_00 = true;
+ have_isa = tcg_isa_3_00;
}
#endif