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[ARM] Generate ABI_optimization_goals build attribute, as described in the ARM ARM. Summary: This reverts r254234, and adds a simple fix for the annoying case of use-after-free. Reviewers: rengolin Subscribers: aemerson, llvm-commits, rengolin Differential Revision: http://reviews.llvm.org/D15236 llvm-svn: 254912
2015-12-07 22:22:39 +08:00
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O0 | FileCheck %s
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O1 | FileCheck %s
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O3 | FileCheck %s
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O0 -filetype obj -o - | llvm-readobj -arm-attributes - | FileCheck %s
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O1 -filetype obj -o - | llvm-readobj -arm-attributes - | FileCheck %s
; RUN: llc < %s -mtriple=arm-none-none-eabi -mcpu=cortex-a7 -O3 -filetype obj -o - | llvm-readobj -arm-attributes - | FileCheck %s
; CHECK-NOT: .eabi_attribute 30
; CHECK-NOT: Tag_ABI_optimization_goals
define i32 @f(i64 %z) #0 {
ret i32 0
}
define i32 @g(i64 %z) #1 {
ret i32 1
}
attributes #0 = { noinline optnone }
attributes #1 = { minsize optsize }