diff options
Diffstat (limited to 'test/CodeGen/SystemZ/Large/branch-range-07.py')
| -rw-r--r-- | test/CodeGen/SystemZ/Large/branch-range-07.py | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/test/CodeGen/SystemZ/Large/branch-range-07.py b/test/CodeGen/SystemZ/Large/branch-range-07.py deleted file mode 100644 index c5fef10577f6..000000000000 --- a/test/CodeGen/SystemZ/Large/branch-range-07.py +++ /dev/null @@ -1,68 +0,0 @@ -# Test 32-bit BRANCH RELATIVE ON COUNT in cases where some branches are out -# of range. -# RUN: python %s | llc -mtriple=s390x-linux-gnu | FileCheck %s - -# Construct: -# -# loopN: -# load of countN -# ... -# loop0: -# 0xffd8 bytes, from MVIY instructions -# conditional branch to main -# after0: -# ... -# decrement of countN -# conditional branch to loopN -# afterN: -# -# Each load occupies 4 bytes. Each decrement and branch occupies 4 -# bytes if BRCT can be used, otherwise it occupies 10 bytes (AHI + BRCL). -# This means that loop 6 contains 5 * 4 + 0xffd8 + 5 * 4 == 0x10000 bytes -# and is therefore (just) in range. Loop 7 is out of range. -# -# CHECK: brct {{%r[0-9]+}} -# CHECK: brct {{%r[0-9]+}} -# CHECK: brct {{%r[0-9]+}} -# CHECK: brct {{%r[0-9]+}} -# CHECK: brct {{%r[0-9]+}} -# CHECK: brct {{%r[0-9]+}} -# CHECK: ahi {{%r[0-9]+}}, -1 -# CHECK: jglh -# CHECK: ahi {{%r[0-9]+}}, -1 -# CHECK: jglh - -branch_blocks = 8 -main_size = 0xffd8 - -print 'define void @f1(i8 *%base, i32 *%counts) {' -print 'entry:' - -for i in xrange(branch_blocks - 1, -1, -1): - print ' %%countptr%d = getelementptr i32, i32 *%%counts, i64 %d' % (i, i) - print ' %%initcount%d = load i32 , i32 *%%countptr%d' % (i, i) - print ' br label %%loop%d' % i - - print 'loop%d:' % i - block1 = 'entry' if i == branch_blocks - 1 else 'loop%d' % (i + 1) - block2 = 'loop0' if i == 0 else 'after%d' % (i - 1) - print (' %%count%d = phi i32 [ %%initcount%d, %%%s ],' - ' [ %%nextcount%d, %%%s ]' % (i, i, block1, i, block2)) - -a, b = 1, 1 -for i in xrange(0, main_size, 6): - a, b = b, a + b - offset = 4096 + b % 500000 - value = a % 256 - print ' %%ptr%d = getelementptr i8, i8 *%%base, i64 %d' % (i, offset) - print ' store volatile i8 %d, i8 *%%ptr%d' % (value, i) - -for i in xrange(branch_blocks): - print ' %%nextcount%d = add i32 %%count%d, -1' % (i, i) - print ' %%test%d = icmp ne i32 %%nextcount%d, 0' % (i, i) - print ' br i1 %%test%d, label %%loop%d, label %%after%d' % (i, i, i) - print '' - print 'after%d:' % i - -print ' ret void' -print '}' |
