535 changes: 482 additions & 53 deletions llvm/test/Transforms/SROA/non-capturing-call.ll
View file
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -sroa -S | FileCheck %s
; RUN: opt < %s -passes=sroa -S | FileCheck %s
; RUN: opt < %s -passes=sroa -S | FileCheck %s --check-prefix=CHECK
; RUN: opt < %s -passes=sroa -opaque-pointers -S | FileCheck %s --check-prefix=CHECK-OPAQUE

define i32 @alloca_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @alloca_used_in_call(
Expand All @@ -19,9 +19,29 @@ define i32 @alloca_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP1]]
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_call(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I1]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -40,9 +60,9 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
%1 = load i32, i32* %retval, align 4
ret i32 %1
%i0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
%i1 = load i32, i32* %retval, align 4
ret i32 %i1
}

define i32 @alloca_captured_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
Expand All @@ -62,9 +82,29 @@ define i32 @alloca_captured_in_call(i32* nocapture nonnull readonly %data, i64 %
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = call i32 @capture_of_alloca(i32* nonnull [[RETVAL]])
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP1]]
; CHECK-NEXT: [[I0:%.*]] = call i32 @capture_of_alloca(i32* nonnull [[RETVAL]])
; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_captured_in_call(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @capture_of_alloca(ptr nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I1]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -83,9 +123,9 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = call i32 @capture_of_alloca(i32* nonnull %retval)
%1 = load i32, i32* %retval, align 4
ret i32 %1
%i0 = call i32 @capture_of_alloca(i32* nonnull %retval)
%i1 = load i32, i32* %retval, align 4
ret i32 %i1
}

define i32 @alloca_with_gep_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
Expand All @@ -106,9 +146,30 @@ define i32 @alloca_with_gep_used_in_call(i32* nocapture nonnull readonly %data,
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, i32* [[RETVAL]], i32 0
; CHECK-NEXT: [[TMP0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[GEP]])
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP1]]
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[GEP]])
; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_with_gep_used_in_call(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[RETVAL]], i32 0
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[GEP]])
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I1]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -128,9 +189,9 @@ loop:

exit:
%gep = getelementptr i32, i32* %retval, i32 0
%0 = call i32 @user_of_alloca(i32* nocapture nonnull %gep)
%1 = load i32, i32* %retval, align 4
ret i32 %1
%i0 = call i32 @user_of_alloca(i32* nocapture nonnull %gep)
%i1 = load i32, i32* %retval, align 4
ret i32 %i1
}

define i32 @alloca_captured_second_arg(i32* nocapture nonnull readonly %data, i64 %n) {
Expand All @@ -150,9 +211,29 @@ define i32 @alloca_captured_second_arg(i32* nocapture nonnull readonly %data, i6
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = call i32 @capture_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nonnull [[RETVAL]])
; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP1]]
; CHECK-NEXT: [[I0:%.*]] = call i32 @capture_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nonnull [[RETVAL]])
; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_captured_second_arg(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @capture_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I1]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -171,9 +252,9 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = call i32 @capture_with_multiple_args(i32* nocapture nonnull %retval, i32* nonnull %retval)
%1 = load i32, i32* %retval, align 4
ret i32 %1
%i0 = call i32 @capture_with_multiple_args(i32* nocapture nonnull %retval, i32* nonnull %retval)
%i1 = load i32, i32* %retval, align 4
ret i32 %i1
}

define i32 @alloca_used_in_maybe_throwing_call(i32* nocapture nonnull readonly %data, i64 %n) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
Expand All @@ -193,17 +274,45 @@ define i32 @alloca_used_in_maybe_throwing_call(i32* nocapture nonnull readonly %
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: to label [[CONT:%.*]] unwind label [[UW:%.*]]
; CHECK: cont:
; CHECK-NEXT: br label [[END:%.*]]
; CHECK: uw:
; CHECK-NEXT: [[TMP1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: [[I1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: catch i8* null
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP2]]
; CHECK-NEXT: [[I2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I2]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_maybe_throwing_call(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = invoke i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: to label [[CONT:%.*]] unwind label [[UW:%.*]]
; CHECK-OPAQUE: cont:
; CHECK-OPAQUE-NEXT: br label [[END:%.*]]
; CHECK-OPAQUE: uw:
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = landingpad { ptr, i32 }
; CHECK-OPAQUE-NEXT: catch ptr null
; CHECK-OPAQUE-NEXT: br label [[END]]
; CHECK-OPAQUE: end:
; CHECK-OPAQUE-NEXT: [[I2:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I2]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -222,18 +331,18 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %cont unwind label %uw
%i0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %cont unwind label %uw

cont:
br label %end

uw:
%1 = landingpad { i8*, i32 } catch i8* null
%i1 = landingpad { i8*, i32 } catch i8* null
br label %end

end:
%2 = load i32, i32* %retval, align 4
ret i32 %2
%i2 = load i32, i32* %retval, align 4
ret i32 %i2
}

define i32 @alloca_used_in_maybe_throwing_call_with_same_dests(i32* nocapture nonnull readonly %data, i64 %n) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
Expand All @@ -253,15 +362,41 @@ define i32 @alloca_used_in_maybe_throwing_call_with_same_dests(i32* nocapture no
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: to label [[END:%.*]] unwind label [[UW:%.*]]
; CHECK: uw:
; CHECK-NEXT: [[TMP1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: [[I1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: catch i8* null
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[TMP2]]
; CHECK-NEXT: [[I2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: ret i32 [[I2]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_maybe_throwing_call_with_same_dests(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = invoke i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: to label [[END:%.*]] unwind label [[UW:%.*]]
; CHECK-OPAQUE: uw:
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = landingpad { ptr, i32 }
; CHECK-OPAQUE-NEXT: catch ptr null
; CHECK-OPAQUE-NEXT: br label [[END]]
; CHECK-OPAQUE: end:
; CHECK-OPAQUE-NEXT: [[I2:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: ret i32 [[I2]]
;
entry:
%retval = alloca i32, align 4
Expand All @@ -280,15 +415,15 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %end unwind label %uw
%i0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %end unwind label %uw

uw:
%1 = landingpad { i8*, i32 } catch i8* null
%i1 = landingpad { i8*, i32 } catch i8* null
br label %end

end:
%2 = load i32, i32* %retval, align 4
ret i32 %2
%i2 = load i32, i32* %retval, align 4
ret i32 %i2
}

define [2 x i32] @part_of_alloca_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
Expand All @@ -312,19 +447,310 @@ define [2 x i32] @part_of_alloca_used_in_call(i32* nocapture nonnull readonly %d
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[TMP0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[DOTFCA_0_GEP1:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: [[DOTFCA_0_LOAD:%.*]] = load i32, i32* [[DOTFCA_0_GEP1]], align 4
; CHECK-NEXT: [[DOTFCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[DOTFCA_0_LOAD]], 0
; CHECK-NEXT: [[DOTFCA_1_GEP2:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: [[DOTFCA_1_LOAD:%.*]] = load i32, i32* [[DOTFCA_1_GEP2]], align 4
; CHECK-NEXT: [[DOTFCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[DOTFCA_0_INSERT]], i32 [[DOTFCA_1_LOAD]], 1
; CHECK-NEXT: ret [2 x i32] [[DOTFCA_1_INSERT]]
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @part_of_alloca_used_in_call(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
%retval.full = alloca [2 x i32], align 4
store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
%retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
br label %loop

loop:
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
%arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
%ld = load i32, i32* %arrayidx, align 4
%rdx = load i32, i32* %retval, align 4
%rdx.inc = add nsw i32 %rdx, %ld
store i32 %rdx.inc, i32* %retval, align 4
%indvars.iv.next = add nsw i64 %indvars.iv, 1
%exitcond = icmp ne i64 %indvars.iv.next, %n
br i1 %exitcond, label %loop, label %exit

exit:
%i0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
%i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
ret [2 x i32] %i1
}

define [2 x i32] @all_parts_of_alloca_used_in_call_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @all_parts_of_alloca_used_in_call_with_multiple_args(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT: [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 0
; CHECK-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT: [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT: store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL_BASE]])
; CHECK-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @all_parts_of_alloca_used_in_call_with_multiple_args(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL_BASE]])
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
%retval.full = alloca [2 x i32], align 4
store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
%retval.base = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 0
%retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
br label %loop

loop:
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
%arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
%ld = load i32, i32* %arrayidx, align 4
%rdx = load i32, i32* %retval, align 4
%rdx.inc = add nsw i32 %rdx, %ld
store i32 %rdx.inc, i32* %retval, align 4
%indvars.iv.next = add nsw i64 %indvars.iv, 1
%exitcond = icmp ne i64 %indvars.iv.next, %n
br i1 %exitcond, label %loop, label %exit

exit:
%i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval.base)
%i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
ret [2 x i32] %i1
}

define [2 x i32] @part_of_alloca_used_in_call_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @part_of_alloca_used_in_call_with_multiple_args(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT: [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT: store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @part_of_alloca_used_in_call_with_multiple_args(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT: ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
%retval.full = alloca [2 x i32], align 4
store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
%retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
br label %loop

loop:
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
%arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
%ld = load i32, i32* %arrayidx, align 4
%rdx = load i32, i32* %retval, align 4
%rdx.inc = add nsw i32 %rdx, %ld
store i32 %rdx.inc, i32* %retval, align 4
%indvars.iv.next = add nsw i64 %indvars.iv, 1
%exitcond = icmp ne i64 %indvars.iv.next, %n
br i1 %exitcond, label %loop, label %exit

exit:
%i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval)
%i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
ret [2 x i32] %i1
}

define [2 x i32] @all_parts_of_alloca_used_in_calls_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @all_parts_of_alloca_used_in_calls_with_multiple_args(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT: [[SOME_ANOTHER_ALLOCA_FULL:%.*]] = alloca [42 x i32], align 4
; CHECK-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT: [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 0
; CHECK-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT: [[SOME_ANOTHER_ALLOCA:%.*]] = getelementptr inbounds [42 x i32], [42 x i32]* [[SOME_ANOTHER_ALLOCA_FULL]], i64 0, i64 0
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT: [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT: store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK: exit:
; CHECK-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL_BASE]])
; CHECK-NEXT: [[I1:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL_BASE]], i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT: [[I2:%.*]] = call i32 @capture_of_alloca(i32* [[SOME_ANOTHER_ALLOCA]])
; CHECK-NEXT: [[I3_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT: [[I3_FCA_0_LOAD:%.*]] = load i32, i32* [[I3_FCA_0_GEP]], align 4
; CHECK-NEXT: [[I3_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I3_FCA_0_LOAD]], 0
; CHECK-NEXT: [[I3_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT: [[I3_FCA_1_LOAD:%.*]] = load i32, i32* [[I3_FCA_1_GEP]], align 4
; CHECK-NEXT: [[I3_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I3_FCA_0_INSERT]], i32 [[I3_FCA_1_LOAD]], 1
; CHECK-NEXT: ret [2 x i32] [[I3_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @all_parts_of_alloca_used_in_calls_with_multiple_args(
; CHECK-OPAQUE-NEXT: entry:
; CHECK-OPAQUE-NEXT: [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT: [[SOME_ANOTHER_ALLOCA_FULL:%.*]] = alloca [42 x i32], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT: [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT: [[SOME_ANOTHER_ALLOCA:%.*]] = getelementptr inbounds [42 x i32], ptr [[SOME_ANOTHER_ALLOCA_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT: br label [[LOOP:%.*]]
; CHECK-OPAQUE: loop:
; CHECK-OPAQUE-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT: [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT: [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT: store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT: [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT: [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE: exit:
; CHECK-OPAQUE-NEXT: [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL_BASE]])
; CHECK-OPAQUE-NEXT: [[I1:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL_BASE]], ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT: [[I2:%.*]] = call i32 @capture_of_alloca(ptr [[SOME_ANOTHER_ALLOCA]])
; CHECK-OPAQUE-NEXT: [[I3_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT: [[I3_FCA_0_LOAD:%.*]] = load i32, ptr [[I3_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I3_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I3_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT: [[I3_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT: [[I3_FCA_1_LOAD:%.*]] = load i32, ptr [[I3_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT: [[I3_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I3_FCA_0_INSERT]], i32 [[I3_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT: ret [2 x i32] [[I3_FCA_1_INSERT]]
;
entry:
%retval.full = alloca [2 x i32], align 4
%some.another.alloca.full = alloca [42 x i32], align 4
store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
%retval.base = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 0
%retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
%some.another.alloca = getelementptr inbounds [42 x i32], [42 x i32]* %some.another.alloca.full, i64 0, i64 0
br label %loop

loop:
Expand All @@ -339,12 +765,15 @@ loop:
br i1 %exitcond, label %loop, label %exit

exit:
%0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
%1 = load [2 x i32], [2 x i32]* %retval.full, align 4
ret [2 x i32] %1
%i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval.base)
%i1 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval.base, i32* nocapture nonnull %retval)
%i2 = call i32 @capture_of_alloca(i32* %some.another.alloca)
%i3 = load [2 x i32], [2 x i32]* %retval.full, align 4
ret [2 x i32] %i3
}

declare dso_local i32 @user_of_alloca(i32* nocapture nonnull)
declare dso_local i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull, i32* nocapture nonnull)
declare dso_local i32 @capture_of_alloca(i32 *nonnull)
declare dso_local i32 @capture_with_multiple_args(i32* nocapture nonnull, i32* nonnull)

Expand Down