diff options
Diffstat (limited to 'libcpu')
| -rw-r--r-- | libcpu/arm/cortex-m3/cpuport.c | 8 | ||||
| -rw-r--r-- | libcpu/arm/cortex-m4/cpuport.c | 6 | ||||
| -rw-r--r-- | libcpu/arm/cortex-m7/cpuport.c | 8 |
3 files changed, 11 insertions, 11 deletions
diff --git a/libcpu/arm/cortex-m3/cpuport.c b/libcpu/arm/cortex-m3/cpuport.c index 66e2aa4809..0f09930554 100644 --- a/libcpu/arm/cortex-m3/cpuport.c +++ b/libcpu/arm/cortex-m3/cpuport.c @@ -389,12 +389,12 @@ exit int __rt_ffs(int value) { __asm volatile( - "CMP r0, #0x00 \n" + "CMP %1, #0x00 \n" "BEQ 1f \n" - "RBIT r0, r0 \n" - "CLZ r0, r0 \n" - "ADDS r0, r0, #0x01 \n" + "RBIT %1, %1 \n" + "CLZ %0, %1 \n" + "ADDS %0, %0, #0x01 \n" "1: \n" diff --git a/libcpu/arm/cortex-m4/cpuport.c b/libcpu/arm/cortex-m4/cpuport.c index f060fa122d..717b4ba3df 100644 --- a/libcpu/arm/cortex-m4/cpuport.c +++ b/libcpu/arm/cortex-m4/cpuport.c @@ -474,11 +474,11 @@ exit int __rt_ffs(int value) { __asm volatile( - "CMP %0, #0x00 \n" + "CMP %1, #0x00 \n" "BEQ 1f \n" - "RBIT %0, %0 \n" - "CLZ %0, %0 \n" + "RBIT %1, %1 \n" + "CLZ %0, %1 \n" "ADDS %0, %0, #0x01 \n" "1: \n" diff --git a/libcpu/arm/cortex-m7/cpuport.c b/libcpu/arm/cortex-m7/cpuport.c index 6b748255c5..274cc19c88 100644 --- a/libcpu/arm/cortex-m7/cpuport.c +++ b/libcpu/arm/cortex-m7/cpuport.c @@ -473,12 +473,12 @@ exit int __rt_ffs(int value) { __asm volatile( - "CMP r0, #0x00 \n" + "CMP %1, #0x00 \n" "BEQ 1f \n" - "RBIT r0, r0 \n" - "CLZ r0, r0 \n" - "ADDS r0, r0, #0x01 \n" + "RBIT %1, %1 \n" + "CLZ %0, %1 \n" + "ADDS %0, %0, #0x01 \n" "1: \n" |