search for: tag_arm_isa_us

...quot;false" } !llvm.ident = !{!0} !0 = metadata !{metadata !"Ubuntu clang version 3.4.0-2ubuntu1~trusty1 (tags/RELEASE_340/final) (based on LLVM 3.4.0)"} And here is what I see in MSP430 .text .syntax unified .cpu msp430 .eabi_attribute 6, 1 @ Tag_CPU_arch .eabi_attribute 8, 1 @ Tag_ARM_ISA_use .eabi_attribute 20, 1 @ Tag_ABI_FP_denormal .eabi_attribute 21, 1 @ Tag_ABI_FP_exceptions .eabi_attribute 23, 3 @ Tag_ABI_FP_number_model .eabi_attribute 24, 1 @ Tag_ABI_align_needed .eabi_attribute 25, 1 @ Tag_ABI_align_preserved .file "simple-fadd.ll" .globl fadd .align 2 .type fadd,%f...

...bc.a | grep dso_handle.o -A 10 File: /home/emitrax/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_GNU_Linux/arm-none-linux-gnueabi/libc/thumb2/usr/lib/libc.a(dso_handle.o) Attribute Section: aeabi File Attributes Tag_CPU_name: "7-A" Tag_CPU_arch: v7 Tag_CPU_arch_profile: Application Tag_ARM_ISA_use: Yes Tag_THUMB_ISA_use: Thumb-2 Tag_ABI_PCS_wchar_t: 4 Tag_ABI_FP_denormal: Needed Tag_ABI_FP_exceptions: Needed while $ arm-none-linux-gnueabi-readelf -A system.cpp.o Attribute Section: aeabi File Attributes Tag_CPU_name: "Cortex-M3" Tag_CPU_arch: v7 Tag_CPU_arch_profile...

...but it uses armv5te instead of thumb2. $ clang++ -ccc-gcc-name arm-none-linux-gnueabi-g++ -ccc-host-triple thumbv7m-none-gnueabi testReference.cpp -c $ arm-none-linux-gnueabi-readelf -A testReference.o Attribute Section: aeabi File Attributes Tag_CPU_name: "5TE" Tag_CPU_arch: v5TE Tag_ARM_ISA_use: Yes Tag_THUMB_ISA_use: Thumb-1 Tag_ABI_FP_denormal: Needed Tag_ABI_FP_exceptions: Needed Tag_ABI_FP_number_model: IEEE 754 Tag_ABI_align_needed: 8-byte Tag_ABI_align_preserved: 8-byte, except leaf SP Tag_DIV_use: Not allowed I realized this only when I moved to compile my firmware...

On 22 July 2012 22:03, salvatore benedetto <salvatore.benedetto at gmail.com> wrote: > While we are at it, if a new comer would like to understand where everything > takes place, where should he look? > > I did a grep in the source and eventually ended up in clang/something/driver. That's pretty much it: clang/lib/Driver

On Wed, Jul 18, 2012 at 5:45 PM, Renato Golin <rengolin at systemcall.org> wrote: > On 18 July 2012 15:46, salvatore benedetto > <salvatore.benedetto at gmail.com> wrote: >> $ clang++ -ccc-host-triple thumbv7m-none-gnueabi noInclude.cpp -c >> --sysroot=/home/emitrax/CodeSourcery/Sourcery_G++_Lite/arm-none-linux-gnueabi/libc/ > > Try -ccc-gcc-name

On 18 July 2012 15:46, salvatore benedetto <salvatore.benedetto at gmail.com> wrote: > $ clang++ -ccc-host-triple thumbv7m-none-gnueabi noInclude.cpp -c > --sysroot=/home/emitrax/CodeSourcery/Sourcery_G++_Lite/arm-none-linux-gnueabi/libc/ Try -ccc-gcc-name arm-none-linux-gnueabi-g++ -ccc-host-triple thumbv7m-none-linux-gnueabi Sometimes it's better than sysroot, as it finds it

...mp;& cat noreturn.s clang: warning: unknown platform, assuming -mfloat-abi=soft clang: warning: unknown platform, assuming -mfloat-abi=soft .text .syntax unified .eabi_attribute 67, "2.09" @ Tag_conformance .cpu arm7tdmi .eabi_attribute 6, 2 @ Tag_CPU_arch .eabi_attribute 8, 1 @ Tag_ARM_ISA_use .eabi_attribute 17, 1 @ Tag_ABI_PCS_GOT_use .eabi_attribute 20, 1 @ Tag_ABI_FP_denormal .eabi_attribute 21, 1 @ Tag_ABI_FP_exceptions .eabi_attribute 23, 3 @ Tag_ABI_FP_number_model .eabi_attribute 34, 0 @ Tag_CPU_unaligned_access .eabi_attribute 24, 1 @ Tag_ABI_align_needed .eabi_attribute...

Hi, I wanted to know if it was possible to force ARM backend to compile a function in ARM while the rest is in Thumb mode. I tried the attributes which is used in GCC but it doesn't work. Here is what I tried: https://pastebin.com/jCr5LPUY Thanks in advance, Uvekilledkenny -------------- next part -------------- An HTML attachment was scrubbed... URL: