remove the StructRetPromotion pass. It is unused, not maintained and

has some bugs.  If this is interesting functionality, it should be 
reimplemented in the argpromotion pass.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129314 91177308-0d34-0410-b5e6-96231b3b80d8

5 files changed, 0 insertions, 87 deletions

diff --git a/test/Transforms/SRETPromotion/2008-03-11-attributes.ll b/test/Transforms/SRETPromotion/2008-03-11-attributes.ll
deleted file mode 100644
index 55abec5..0000000
--- a/test/Transforms/SRETPromotion/2008-03-11-attributes.ll
+++ /dev/null
@@ -1,7 +0,0 @@
-; RUN: opt < %s -sretpromotion -disable-output
-	%struct.ObjPoint = type { double, double, double, double, double, double }
-
-define void @RotatePoint(%struct.ObjPoint* sret  %agg.result, %struct.ObjPoint* byval  %a, double %rx, double %ry, double %rz) nounwind  {
-entry:
-	unreachable
-}
diff --git a/test/Transforms/SRETPromotion/2008-06-04-function-pointer-passing.ll b/test/Transforms/SRETPromotion/2008-06-04-function-pointer-passing.ll
deleted file mode 100644
index 1168b0b..0000000
--- a/test/Transforms/SRETPromotion/2008-06-04-function-pointer-passing.ll
+++ /dev/null
@@ -1,24 +0,0 @@
-; This test lures sretpromotion into promoting the sret argument of foo, even
-; when the function is used as an argument to bar. It used to not check for
-; this, assuming that all users of foo were direct calls, resulting in an
-; assertion failure later on.
-
-; We're mainly testing for opt not to crash, but we'll check to see if the sret
-; attribute is still there for good measure.
-; RUN: opt < %s -sretpromotion -S | grep sret
-
-%struct.S = type <{ i32, i32 }>
-
-define i32 @main() {
-entry:
-	%tmp = alloca %struct.S		; <%struct.S*> [#uses=1]
-	call void @bar( %struct.S* sret  %tmp, void (%struct.S*, ...)* @foo )
-	ret i32 undef
-}
-
-declare void @bar(%struct.S* sret , void (%struct.S*, ...)*)
-
-define internal void @foo(%struct.S* sret  %agg.result, ...) {
-entry:
-	ret void
-}
diff --git a/test/Transforms/SRETPromotion/2008-06-05-non-call-use.ll b/test/Transforms/SRETPromotion/2008-06-05-non-call-use.ll
deleted file mode 100644
index 26c6a6e..0000000
--- a/test/Transforms/SRETPromotion/2008-06-05-non-call-use.ll
+++ /dev/null
@@ -1,20 +0,0 @@
-; This test shows an sret function that is used as an operand to a bitcast.
-; StructRetPromotion used to assume that a function was only used by call or
-; invoke instructions, making this code cause an assertion failure.
-
-; We're mainly testing for opt not to crash, but we'll check to see if the sret
-; attribute is still there for good measure.
-; RUN: opt < %s -sretpromotion -S | grep sret
-
-%struct.S = type <{ i32, i32 }>
-
-define i32 @main() {
-entry:
-        %bar = bitcast void (%struct.S*)* @foo to i32 ()*
-	ret i32 undef
-}
-
-define internal void @foo(%struct.S* sret) {
-entry:
-	ret void
-}
diff --git a/test/Transforms/SRETPromotion/basictest.ll b/test/Transforms/SRETPromotion/basictest.ll
deleted file mode 100644
index ff047dc..0000000
--- a/test/Transforms/SRETPromotion/basictest.ll
+++ /dev/null
@@ -1,33 +0,0 @@
-; RUN: opt < %s -sretpromotion -S > %t
-; RUN: cat %t | grep sret | count 1
-
-; This function is promotable
-define internal void @promotable({i32, i32}* sret %s) {
-  %A = getelementptr {i32, i32}* %s, i32 0, i32 0
-  store i32 0, i32* %A
-  %B = getelementptr {i32, i32}* %s, i32 0, i32 0
-  store i32 1, i32* %B
-  ret void
-}
-
-; This function is not promotable (due to it's use below)
-define internal void @notpromotable({i32, i32}* sret %s) {
-  %A = getelementptr {i32, i32}* %s, i32 0, i32 0
-  store i32 0, i32* %A
-  %B = getelementptr {i32, i32}* %s, i32 0, i32 0
-  store i32 1, i32* %B
-  ret void
-}
-
-define void @caller({i32, i32}* %t) {
-  %s = alloca {i32, i32}
-  call void @promotable({i32, i32}* %s)
-  %A = getelementptr {i32, i32}* %s, i32 0, i32 0
-  %a = load i32* %A
-  %B = getelementptr {i32, i32}* %s, i32 0, i32 0
-  %b = load i32* %B
-  ; This passes in something that's not an alloca, which makes the argument not
-  ; promotable
-  call void @notpromotable({i32, i32}* %t)
-  ret void
-}
diff --git a/test/Transforms/SRETPromotion/dg.exp b/test/Transforms/SRETPromotion/dg.exp
deleted file mode 100644
index f200589..0000000
--- a/test/Transforms/SRETPromotion/dg.exp
+++ /dev/null
@@ -1,3 +0,0 @@
-load_lib llvm.exp
-
-RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,c,cpp}]]