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target/arm: Use FIELD macros for clearing ID_DFR0 PERFMON field 

We already define FIELD macros for ID_DFR0, so use them in the
one place where we're doing direct bit value manipulation.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200214175116.9164-8-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2020-02-14 17:51:02 +00:00
parent ceb2744b47
commit d52c061e54
1 changed files with 1 additions and 1 deletions
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2
target/arm/cpu.c
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@ -1719,7 +1719,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
#endif
} else {
cpu->id_aa64dfr0 = FIELD_DP64(cpu->id_aa64dfr0, ID_AA64DFR0, PMUVER, 0);
cpu->id_dfr0 &= ~(0xf << 24);
cpu->id_dfr0 = FIELD_DP32(cpu->id_dfr0, ID_DFR0, PERFMON, 0);
cpu->pmceid0 = 0;
cpu->pmceid1 = 0;
}