1 #source: stm32l4xx-cannot-fix-far-ldm.s 2 #as:-EL -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 3 #ld:-EL --fix-stm32l4xx-629360 -Ttext=0x80000 4 #objdump: -dr --prefix-addresses --show-raw-insn 5 #name: STM32L4XX erratum : LDM cannot be patched when LDM is too far from veneer section 6 #warning: .*Cannot create STM32L4XX veneer. Jump out of range by 24 bytes. Cannot encode branch instruction.* 7 8 # Test the `LDM*' instructions when too far from the veneer section 9 # They cannot, thus should not, be patched 10 11 .*: +file format .*arm.* 12 13 Disassembly of section \.text: 14 00080000 <__stm32l4xx_veneer_0> 4607[[:space:]]+mov[[:space:]]+r7, r0 15 00080002 <__stm32l4xx_veneer_0\+0x2> e8b7 007e[[:space:]]+ldmia\.w[[:space:]]+r7\!, {r1, r2, r3, r4, r5, r6} 16 00080006 <__stm32l4xx_veneer_0\+0x6> e897 0380[[:space:]]+ldmia\.w[[:space:]]+r7, {r7, r8, r9} 17 0008000a <__stm32l4xx_veneer_0\+0xa> f3ff 978b[[:space:]]+b\.w[[:space:]]+0107ff24 <__stm32l4xx_veneer_0_r> 18 0008000e <__stm32l4xx_veneer_0\+0xe> de00[[:space:]]+udf[[:space:]]+#0 19 \.\.\. 20 \.\.\. 21 0107ff20 <_start\+0xffff00> f400 906e[[:space:]]+b\.w[[:space:]]+00080000 <__stm32l4xx_veneer_0> 22 \.\.\. 23 01080024 <__stm32l4xx_veneer_0_r\+0x100> e899 03fe[[:space:]]+ldmia\.w[[:space:]]+r9, {r1, r2, r3, r4, r5, r6, r7, r8, r9} 24 01080028 <__stm32l4xx_veneer_1_r> bf00[[:space:]]+nop 25 26