diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2014-03-17 16:00:36 +0000 |
|---|---|---|
| committer | Michael Tokarev <mjt@tls.msk.ru> | 2014-03-27 19:22:49 +0400 |
| commit | def60298825ccff006688ab9ee0ebb266c98b7e7 (patch) | |
| tree | 8e2619087a7ab12ecc7c3d91c37909d52f17edc0 /hw/intc/openpic.c | |
| parent | 00b0179347bae12c5856c1195b67ef5dc7887b9b (diff) | |
hw/intc/openpic: Avoid shifting left into sign bit
Add U suffix to avoid undefined behaviour. This is only strictly
necessary for the 1 << 31 cases; for consistency we extend it
to other constants in the same group.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'hw/intc/openpic.c')
| -rw-r--r-- | hw/intc/openpic.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/hw/intc/openpic.c b/hw/intc/openpic.c index 7df72f44f0..be76fbd78f 100644 --- a/hw/intc/openpic.c +++ b/hw/intc/openpic.c @@ -123,7 +123,7 @@ static FslMpicInfo fsl_mpic_42 = { #define TCCR_TOG 0x80000000 /* toggles when decrement to zero */ #define IDR_EP_SHIFT 31 -#define IDR_EP_MASK (1 << IDR_EP_SHIFT) +#define IDR_EP_MASK (1U << IDR_EP_SHIFT) #define IDR_CI0_SHIFT 30 #define IDR_CI1_SHIFT 29 #define IDR_P1_SHIFT 1 @@ -220,17 +220,17 @@ typedef struct IRQSource { } IRQSource; #define IVPR_MASK_SHIFT 31 -#define IVPR_MASK_MASK (1 << IVPR_MASK_SHIFT) +#define IVPR_MASK_MASK (1U << IVPR_MASK_SHIFT) #define IVPR_ACTIVITY_SHIFT 30 -#define IVPR_ACTIVITY_MASK (1 << IVPR_ACTIVITY_SHIFT) +#define IVPR_ACTIVITY_MASK (1U << IVPR_ACTIVITY_SHIFT) #define IVPR_MODE_SHIFT 29 -#define IVPR_MODE_MASK (1 << IVPR_MODE_SHIFT) +#define IVPR_MODE_MASK (1U << IVPR_MODE_SHIFT) #define IVPR_POLARITY_SHIFT 23 -#define IVPR_POLARITY_MASK (1 << IVPR_POLARITY_SHIFT) +#define IVPR_POLARITY_MASK (1U << IVPR_POLARITY_SHIFT) #define IVPR_SENSE_SHIFT 22 -#define IVPR_SENSE_MASK (1 << IVPR_SENSE_SHIFT) +#define IVPR_SENSE_MASK (1U << IVPR_SENSE_SHIFT) -#define IVPR_PRIORITY_MASK (0xF << 16) +#define IVPR_PRIORITY_MASK (0xFU << 16) #define IVPR_PRIORITY(_ivprr_) ((int)(((_ivprr_) & IVPR_PRIORITY_MASK) >> 16)) #define IVPR_VECTOR(opp, _ivprr_) ((_ivprr_) & (opp)->vector_mask) |