diff options
Diffstat (limited to 'meta/recipes-support/libffi/libffi/0001-arm-sysv-reverted-clang-VFP-mitigation.patch')
-rw-r--r-- | meta/recipes-support/libffi/libffi/0001-arm-sysv-reverted-clang-VFP-mitigation.patch | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/meta/recipes-support/libffi/libffi/0001-arm-sysv-reverted-clang-VFP-mitigation.patch b/meta/recipes-support/libffi/libffi/0001-arm-sysv-reverted-clang-VFP-mitigation.patch deleted file mode 100644 index 5e529d1ce7..0000000000 --- a/meta/recipes-support/libffi/libffi/0001-arm-sysv-reverted-clang-VFP-mitigation.patch +++ /dev/null @@ -1,104 +0,0 @@ -From 501a6b55853af549fae72723e74271f2a4ec7cf6 Mon Sep 17 00:00:00 2001 -From: Brett Warren <brett.warren@arm.com> -Date: Fri, 27 Nov 2020 15:28:42 +0000 -Subject: [PATCH] arm/sysv: reverted clang VFP mitigation - -Since commit e3d2812ce43940aacae5bab2d0e965278cb1e7ea, -seperate instructions were used when compiling under clang, -as clang didn't allow the directives at the time. This mitigation -now causes compilation to fail under clang 10, as described by -https://github.com/libffi/libffi/issues/607. Now that -clang supports the LDC and SDC instructions, this mitigation -has been reverted. - -Upstream-Status: Pending -Signed-off-by: Brett Warren <brett.warren@arm.com> ---- - src/arm/sysv.S | 33 --------------------------------- - 1 file changed, 33 deletions(-) - -diff --git a/src/arm/sysv.S b/src/arm/sysv.S -index fb36213..e4272a1 100644 ---- a/src/arm/sysv.S -+++ b/src/arm/sysv.S -@@ -142,13 +142,8 @@ ARM_FUNC_START(ffi_call_VFP) - - cmp r3, #3 @ load only d0 if possible - ite le --#ifdef __clang__ -- vldrle d0, [r0] -- vldmgt r0, {d0-d7} --#else - ldcle p11, cr0, [r0] @ vldrle d0, [r0] - ldcgt p11, cr0, [r0], {16} @ vldmgt r0, {d0-d7} --#endif - add r0, r0, #64 @ discard the vfp register args - /* FALLTHRU */ - ARM_FUNC_END(ffi_call_VFP) -@@ -193,25 +188,13 @@ ARM_FUNC_START(ffi_call_SYSV) - #endif - 0: - E(ARM_TYPE_VFP_S) --#ifdef __clang__ -- vstr s0, [r2] --#else - stc p10, cr0, [r2] @ vstr s0, [r2] --#endif - pop {fp,pc} - E(ARM_TYPE_VFP_D) --#ifdef __clang__ -- vstr d0, [r2] --#else - stc p11, cr0, [r2] @ vstr d0, [r2] --#endif - pop {fp,pc} - E(ARM_TYPE_VFP_N) --#ifdef __clang__ -- vstm r2, {d0-d3} --#else - stc p11, cr0, [r2], {8} @ vstm r2, {d0-d3} --#endif - pop {fp,pc} - E(ARM_TYPE_INT64) - str r1, [r2, #4] -@@ -320,11 +303,7 @@ ARM_FUNC_START(ffi_closure_VFP) - add ip, sp, #16 - sub sp, sp, #64+32 @ allocate frame - cfi_adjust_cfa_offset(64+32) --#ifdef __clang__ -- vstm sp, {d0-d7} --#else - stc p11, cr0, [sp], {16} @ vstm sp, {d0-d7} --#endif - stmdb sp!, {ip,lr} - - /* See above. */ -@@ -358,25 +337,13 @@ ARM_FUNC_START_LOCAL(ffi_closure_ret) - cfi_rel_offset(lr, 4) - 0: - E(ARM_TYPE_VFP_S) --#ifdef __clang__ -- vldr s0, [r2] --#else - ldc p10, cr0, [r2] @ vldr s0, [r2] --#endif - b call_epilogue - E(ARM_TYPE_VFP_D) --#ifdef __clang__ -- vldr d0, [r2] --#else - ldc p11, cr0, [r2] @ vldr d0, [r2] --#endif - b call_epilogue - E(ARM_TYPE_VFP_N) --#ifdef __clang__ -- vldm r2, {d0-d3} --#else - ldc p11, cr0, [r2], {8} @ vldm r2, {d0-d3} --#endif - b call_epilogue - E(ARM_TYPE_INT64) - ldr r1, [r2, #4] --- -2.25.1 - |