llvm/test/Transforms/IndVarSimplify/preserve-gep-nested.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

76 lines
2.9 KiB
LLVM

; RUN: opt < %s -indvars -S > %t
; Exactly one getelementptr for each load+store.
; RUN: grep getelementptr %t | count 6
; Each getelementptr using %struct.Q* %s as a base and not i8*.
; RUN: grep {getelementptr \[%\]struct\\.Q\\* \[%\]s,} %t | count 6
; No explicit integer multiplications!
; RUN: not grep {= mul} %t
; No i8* arithmetic or pointer casting anywhere!
; RUN: not grep {i8\\*} %t
; RUN: not grep bitcast %t
; RUN: not grep inttoptr %t
; RUN: not grep ptrtoint %t
; FIXME: This test should pass with or without TargetData. Until opt
; supports running tests without targetdata, just hardware this in.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
%struct.Q = type { [10 x %struct.N] }
%struct.N = type { %struct.S }
%struct.S = type { [100 x double], [100 x double] }
define void @foo(%struct.Q* %s, i64 %n) nounwind {
entry:
br label %bb1
bb1:
%i = phi i64 [ 2, %entry ], [ %i.next, %bb ]
%j = phi i64 [ 0, %entry ], [ %j.next, %bb ]
%t5 = icmp slt i64 %i, %n
br i1 %t5, label %bb, label %return
bb:
%t0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %i
%t1 = load double* %t0, align 8
%t2 = fmul double %t1, 3.200000e+00
%t3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %i
store double %t2, double* %t3, align 8
%s0 = getelementptr inbounds %struct.Q* %s, i64 13, i32 0, i64 7, i32 0, i32 1, i64 %i
%s1 = load double* %s0, align 8
%s2 = fmul double %s1, 3.200000e+00
%s3 = getelementptr inbounds %struct.Q* %s, i64 13, i32 0, i64 7, i32 0, i32 1, i64 %i
store double %s2, double* %s3, align 8
%u0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 7, i32 0, i32 1, i64 %j
%u1 = load double* %u0, align 8
%u2 = fmul double %u1, 3.200000e+00
%u3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 7, i32 0, i32 1, i64 %j
store double %u2, double* %u3, align 8
%v0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 1, i64 %i
%v1 = load double* %v0, align 8
%v2 = fmul double %v1, 3.200000e+00
%v3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 1, i64 %i
store double %v2, double* %v3, align 8
%w0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %j
%w1 = load double* %w0, align 8
%w2 = fmul double %w1, 3.200000e+00
%w3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 0, i32 0, i32 0, i64 %j
store double %w2, double* %w3, align 8
%x0 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 3, i32 0, i32 0, i64 %i
%x1 = load double* %x0, align 8
%x2 = fmul double %x1, 3.200000e+00
%x3 = getelementptr inbounds %struct.Q* %s, i64 0, i32 0, i64 3, i32 0, i32 0, i64 %i
store double %x2, double* %x3, align 8
%i.next = add i64 %i, 1
%j.next = add i64 %j, 1
br label %bb1
return:
ret void
}