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target/tricore: Refactor PCXI/ICR register fields

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starting from ISA version 1.6.1 (previously known as 1.6P/E), some
bitfields in PCXI and ICR have changed. We also refactor these
registers using the register fields API.

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1453
Message-Id: <20230526061946.54514-5-kbastian@mail.uni-paderborn.de>
This commit is contained in:
Bastian Koppelmann 2023-05-26 08:19:44 +02:00
parent 0e45f7beca
commit 343cdf2c9a
4 changed files with 123 additions and 56 deletions
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45
target/tricore/helper.c
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@ -17,6 +17,7 @@
#include "qemu/osdep.h"
#include "qemu/log.h"
#include "hw/registerfields.h"
#include "cpu.h"
#include "exec/exec-all.h"
#include "fpu/softfloat-helpers.h"
@ -152,3 +153,47 @@ void psw_write(CPUTriCoreState *env, uint32_t val)
fpu_set_state(env);
}
#define FIELD_GETTER_WITH_FEATURE(NAME, REG, FIELD, FEATURE) \
uint32_t NAME(CPUTriCoreState *env) \
{ \
if (tricore_feature(env, TRICORE_FEATURE_##FEATURE)) { \
return FIELD_EX32(env->REG, REG, FIELD ## _ ## FEATURE); \
} \
return FIELD_EX32(env->REG, REG, FIELD ## _13); \
}
#define FIELD_GETTER(NAME, REG, FIELD) \
uint32_t NAME(CPUTriCoreState *env) \
{ \
return FIELD_EX32(env->REG, REG, FIELD); \
}
#define FIELD_SETTER_WITH_FEATURE(NAME, REG, FIELD, FEATURE) \
void NAME(CPUTriCoreState *env, uint32_t val) \
{ \
if (tricore_feature(env, TRICORE_FEATURE_##FEATURE)) { \
env->REG = FIELD_DP32(env->REG, REG, FIELD ## _ ## FEATURE, val); \
} \
env->REG = FIELD_DP32(env->REG, REG, FIELD ## _13, val); \
}
#define FIELD_SETTER(NAME, REG, FIELD) \
void NAME(CPUTriCoreState *env, uint32_t val) \
{ \
env->REG = FIELD_DP32(env->REG, REG, FIELD, val); \
}
FIELD_GETTER_WITH_FEATURE(pcxi_get_pcpn, PCXI, PCPN, 161)
FIELD_SETTER_WITH_FEATURE(pcxi_set_pcpn, PCXI, PCPN, 161)
FIELD_GETTER_WITH_FEATURE(pcxi_get_pie, PCXI, PIE, 161)
FIELD_SETTER_WITH_FEATURE(pcxi_set_pie, PCXI, PIE, 161)
FIELD_GETTER_WITH_FEATURE(pcxi_get_ul, PCXI, UL, 161)
FIELD_SETTER_WITH_FEATURE(pcxi_set_ul, PCXI, UL, 161)
FIELD_GETTER(pcxi_get_pcxs, PCXI, PCXS)
FIELD_GETTER(pcxi_get_pcxo, PCXI, PCXO)
FIELD_GETTER_WITH_FEATURE(icr_get_ie, ICR, IE, 161)
FIELD_SETTER_WITH_FEATURE(icr_set_ie, ICR, IE, 161)
FIELD_GETTER(icr_get_ccpn, ICR, CCPN)
FIELD_SETTER(icr_set_ccpn, ICR, CCPN)