Files
clang-p2996/llvm/test/CodeGen/BPF/load.ll
David Blaikie f72d05bc7b [opaque pointer type] Add textual IR support for explicit type parameter to gep operator
Similar to gep (r230786) and load (r230794) changes.

Similar migration script can be used to update test cases, which
successfully migrated all of LLVM and Polly, but about 4 test cases
needed manually changes in Clang.

(this script will read the contents of stdin and massage it into stdout
- wrap it in the 'apply.sh' script shown in previous commits + xargs to
apply it over a large set of test cases)

import fileinput
import sys
import re

rep = re.compile(r"(getelementptr(?:\s+inbounds)?\s*\()((<\d*\s+x\s+)?([^@]*?)(|\s*addrspace\(\d+\))\s*\*(?(3)>)\s*)(?=$|%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|zeroinitializer|<|\[\[[a-zA-Z]|\{\{)", re.MULTILINE | re.DOTALL)

def conv(match):
  line = match.group(1)
  line += match.group(4)
  line += ", "
  line += match.group(2)
  return line

line = sys.stdin.read()
off = 0
for match in re.finditer(rep, line):
  sys.stdout.write(line[off:match.start()])
  sys.stdout.write(conv(match))
  off = match.end()
sys.stdout.write(line[off:])

llvm-svn: 232184
2015-03-13 18:20:45 +00:00

44 lines
856 B
LLVM

; RUN: llc < %s -march=bpf | FileCheck %s
define i16 @am1(i16* %a) nounwind {
%1 = load i16, i16* %a
ret i16 %1
}
; CHECK-LABEL: am1:
; CHECK: ldh r0, 0(r1)
@foo = external global i16
define i16 @am2() nounwind {
%1 = load i16, i16* @foo
ret i16 %1
}
; CHECK-LABEL: am2:
; CHECK: ldh r0, 0(r1)
define i16 @am4() nounwind {
%1 = load volatile i16, i16* inttoptr(i16 32 to i16*)
ret i16 %1
}
; CHECK-LABEL: am4:
; CHECK: mov r1, 32
; CHECK: ldh r0, 0(r1)
define i16 @am5(i16* %a) nounwind {
%1 = getelementptr i16, i16* %a, i16 2
%2 = load i16, i16* %1
ret i16 %2
}
; CHECK-LABEL: am5:
; CHECK: ldh r0, 4(r1)
%S = type { i16, i16 }
@baz = common global %S zeroinitializer, align 1
define i16 @am6() nounwind {
%1 = load i16, i16* getelementptr (%S, %S* @baz, i32 0, i32 1)
ret i16 %1
}
; CHECK-LABEL: am6:
; CHECK: ldh r0, 2(r1)