#!/bin/bash

set -x
set -e

rm -f bug1040659-*

armv7a-cros-linux-gnueabihf-gcc \
  -marm -fno-omit-frame-pointer -O2 -mapcs-frame \
  testcase.c -o bug1040659-gcc-arm-fp-apcs

armv7a-cros-linux-gnueabihf-gcc \
  -marm -fno-omit-frame-pointer  -O2 \
  testcase.c -o bug1040659-gcc-arm-fp

armv7a-cros-linux-gnueabihf-gcc \
  -mthumb -fno-omit-frame-pointer -O2 \
  testcase.c -o bug1040659-gcc-thumb-fp

armv7a-cros-linux-gnueabihf-clang \
  -marm -fno-omit-frame-pointer -O2 \
  testcase.c -o bug1040659-clang-arm-fp

armv7a-cros-linux-gnueabihf-clang \
  -mthumb -fno-omit-frame-pointer -O2 \
  testcase.c -o bug1040659-clang-thumb-fp

# It'd be nice if these worked but they don't seem to.
#
#armv7a-cros-linux-gnueabihf-clang \
#  -marm -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -O2 \
#  testcase.c -o bug1040659-clang-arm-fp-leaf
#
#armv7a-cros-linux-gnueabihf-clang \
#  -mthumb -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -O2 \
#  testcase.c -o bug1040659-clang-thumb-fp-leaf

exit 0

# Here's how to actually test:

# Good
perf record  -e cycles:u -g -o /tmp/bug1040659-gcc-arm-fp-apcs.data -- bug1040659-gcc-arm-fp-apcs 100000001
perf report -i /tmp/bug1040659-gcc-arm-fp-apcs.data -g flat

# Good
perf record  -e cycles:u -g -o /tmp/bug1040659-gcc-arm-fp.data -- bug1040659-gcc-arm-fp 100000001
perf report -i /tmp/bug1040659-gcc-arm-fp.data -g flat

# Fails (known)
perf record  -e cycles:u -g -o /tmp/bug1040659-gcc-thumb-fp.data -- bug1040659-gcc-thumb-fp 100000001
perf report -i /tmp/bug1040659-gcc-thumb-fp.data -g flat

# Good
perf record  -e cycles:u -g -o /tmp/bug1040659-clang-arm-fp.data -- bug1040659-clang-arm-fp 100000001
perf report -i /tmp/bug1040659-clang-arm-fp.data -g flat

perf record  -e cycles:u -g -o /tmp/bug1040659-clang-thumb-fp.data -- bug1040659-clang-thumb-fp 100000001
perf report -i /tmp/bug1040659-clang-thumb-fp.data -g flat

#perf record  -e cycles:u -g -o /tmp/bug1040659-clang-arm-fp-leaf.data -- bug1040659-clang-arm-fp-leaf 100000001
#perf report -i /tmp/bug1040659-clang-arm-fp-leaf.data -g flat
#
#perf record  -e cycles:u -g -o /tmp/bug1040659-clang-thumb-fp-leaf.data -- bug1040659-clang-thumb-fp-leaf 100000001
#perf report -i /tmp/bug1040659-clang-thumb-fp-leaf.data -g flat