133 lines
4.3 KiB
LLVM
133 lines
4.3 KiB
LLVM
|
; RUN: opt -ipsccp -S %s -o -| FileCheck %s
|
||
|
|
|
||
|
|
define void @caller.1(i8* %arg) {
|
||
|
|
; CHECK-LABEL: define void @caller.1(i8* %arg) {
|
||
|
|
; CHECK-NEXT: %r.1 = tail call i32 @callee.1(i32 4)
|
||
|
|
; CHECK-NEXT: %r.2 = tail call i32 @callee.1(i32 2)
|
||
|
|
; CHECK-NEXT: call void @use(i32 20)
|
||
|
|
; CHECK-NEXT: ret void
|
||
|
|
;
|
||
|
|
%r.1 = tail call i32 @callee.1(i32 4)
|
||
|
|
%r.2 = tail call i32 @callee.1(i32 2)
|
||
|
|
%r.3 = add i32 %r.1, %r.2
|
||
|
|
call void @use(i32 %r.3)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define internal i32 @callee.1(i32 %arg) {
|
||
|
|
; CHECK-LABEL: define internal i32 @callee.1(i32 %arg) {
|
||
|
|
; CHECK-NEXT: %sel = select i1 false, i32 16, i32 %arg
|
||
|
|
; CHECK-NEXT: br label %bb10
|
||
|
|
;
|
||
|
|
; CHECK-LABEL: bb10:
|
||
|
|
; CHECK-NEXT: ret i32 undef
|
||
|
|
;
|
||
|
|
%c.1 = icmp slt i32 %arg, 0
|
||
|
|
%sel = select i1 %c.1, i32 16, i32 %arg
|
||
|
|
%c.2 = icmp eq i32 %sel, 0
|
||
|
|
br i1 %c.2, label %bb12, label %bb10
|
||
|
|
|
||
|
|
bb10: ; preds = %bb8
|
||
|
|
ret i32 10
|
||
|
|
|
||
|
|
bb12: ; preds = %bb8, %bb3, %bb
|
||
|
|
ret i32 12
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @use(i32)
|
||
|
|
|
||
|
|
define internal i1 @f1(i32 %x, i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-LABEL: define internal i1 @f1(i32 %x, i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-NEXT: %sel.1 = select i1 %cmp, i32 %x, i32 %y
|
||
|
|
; CHECK-NEXT: %c.2 = icmp sgt i32 %sel.1, 100
|
||
|
|
; CHECK-NEXT: %c.3 = icmp eq i32 %sel.1, 50
|
||
|
|
; CHECK-NEXT: %res.1 = add i1 false, %c.2
|
||
|
|
; CHECK-NEXT: %res.2 = add i1 %res.1, %c.3
|
||
|
|
; CHECK-NEXT: %res.3 = add i1 %res.2, false
|
||
|
|
; CHECK-NEXT: ret i1 %res.3
|
||
|
|
;
|
||
|
|
%sel.1 = select i1 %cmp, i32 %x, i32 %y
|
||
|
|
%c.1 = icmp sgt i32 %sel.1, 300
|
||
|
|
%c.2 = icmp sgt i32 %sel.1, 100
|
||
|
|
%c.3 = icmp eq i32 %sel.1, 50
|
||
|
|
%c.4 = icmp slt i32 %sel.1, 9
|
||
|
|
%res.1 = add i1 %c.1, %c.2
|
||
|
|
%res.2 = add i1 %res.1, %c.3
|
||
|
|
%res.3 = add i1 %res.2, %c.4
|
||
|
|
ret i1 %res.3
|
||
|
|
}
|
||
|
|
|
||
|
|
define i1 @caller1(i1 %cmp) {
|
||
|
|
; CHECK-LABEL: define i1 @caller1(i1 %cmp) {
|
||
|
|
; CHECK-NEXT: %call.1 = tail call i1 @f1(i32 10, i32 100, i1 %cmp)
|
||
|
|
; CHECK-NEXT: %call.2 = tail call i1 @f1(i32 20, i32 200, i1 %cmp)
|
||
|
|
; CHECK-NEXT: %res = and i1 %call.1, %call.2
|
||
|
|
; CHECK-NEXT: ret i1 %res
|
||
|
|
;
|
||
|
|
%call.1 = tail call i1 @f1(i32 10, i32 100, i1 %cmp)
|
||
|
|
%call.2 = tail call i1 @f1(i32 20, i32 200, i1 %cmp)
|
||
|
|
%res = and i1 %call.1, %call.2
|
||
|
|
ret i1 %res
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
define i1 @f2(i32 %x, i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-LABEL: define i1 @f2(i32 %x, i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-NEXT: %sel.1 = select i1 %cmp, i32 %x, i32 %y
|
||
|
|
; CHECK-NEXT: %c.1 = icmp sgt i32 %sel.1, 300
|
||
|
|
; CHECK-NEXT: %c.2 = icmp sgt i32 %sel.1, 100
|
||
|
|
; CHECK-NEXT: %c.3 = icmp eq i32 %sel.1, 50
|
||
|
|
; CHECK-NEXT: %c.4 = icmp slt i32 %sel.1, 9
|
||
|
|
; CHECK-NEXT: %res.1 = add i1 %c.1, %c.2
|
||
|
|
; CHECK-NEXT: %res.2 = add i1 %res.1, %c.3
|
||
|
|
; CHECK-NEXT: %res.3 = add i1 %res.2, %c.4
|
||
|
|
; CHECK-NEXT: ret i1 %res.3
|
||
|
|
;
|
||
|
|
%sel.1 = select i1 %cmp, i32 %x, i32 %y
|
||
|
|
%c.1 = icmp sgt i32 %sel.1, 300
|
||
|
|
%c.2 = icmp sgt i32 %sel.1, 100
|
||
|
|
%c.3 = icmp eq i32 %sel.1, 50
|
||
|
|
%c.4 = icmp slt i32 %sel.1, 9
|
||
|
|
%res.1 = add i1 %c.1, %c.2
|
||
|
|
%res.2 = add i1 %res.1, %c.3
|
||
|
|
%res.3 = add i1 %res.2, %c.4
|
||
|
|
ret i1 %res.3
|
||
|
|
}
|
||
|
|
|
||
|
|
define i1 @caller2(i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-LABEL: define i1 @caller2(i32 %y, i1 %cmp) {
|
||
|
|
; CHECK-NEXT: %call.1 = tail call i1 @f2(i32 10, i32 %y, i1 %cmp)
|
||
|
|
; CHECK-NEXT: %call.2 = tail call i1 @f2(i32 20, i32 %y, i1 %cmp)
|
||
|
|
; CHECK-NEXT: %res = and i1 %call.1, %call.2
|
||
|
|
; CHECK-NEXT: ret i1 %res
|
||
|
|
;
|
||
|
|
%call.1 = tail call i1 @f2(i32 10, i32 %y, i1 %cmp)
|
||
|
|
%call.2 = tail call i1 @f2(i32 20, i32 %y, i1 %cmp)
|
||
|
|
%res = and i1 %call.1, %call.2
|
||
|
|
ret i1 %res
|
||
|
|
}
|
||
|
|
|
||
|
|
@GV = common global i32 0, align 4
|
||
|
|
|
||
|
|
define i32 @f3_constantexpr_cond(i32 %x, i32 %y) {
|
||
|
|
; CHECK-LABEL: define i32 @f3_constantexpr_cond(i32 %x, i32 %y)
|
||
|
|
; CHECK-NEXT: %sel.1 = select i1 icmp eq (i32* bitcast (i32 (i32, i32)* @f3_constantexpr_cond to i32*), i32* @GV), i32 %x, i32 %y
|
||
|
|
; CHECK-NEXT: ret i32 %sel.1
|
||
|
|
;
|
||
|
|
%sel.1 = select i1 icmp eq (i32* bitcast (i32 (i32, i32)* @f3_constantexpr_cond to i32*), i32* @GV), i32 %x, i32 %y
|
||
|
|
ret i32 %sel.1
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @caller3(i32 %y) {
|
||
|
|
; CHECK-LABEL: define i32 @caller3(i32 %y) {
|
||
|
|
; CHECK-NEXT: %call.1 = tail call i32 @f3_constantexpr_cond(i32 10, i32 %y)
|
||
|
|
; CHECK-NEXT: %call.2 = tail call i32 @f3_constantexpr_cond(i32 20, i32 %y)
|
||
|
|
; CHECK-NEXT: %res = and i32 %call.1, %call.2
|
||
|
|
; CHECK-NEXT: ret i32 %res
|
||
|
|
;
|
||
|
|
%call.1 = tail call i32 @f3_constantexpr_cond(i32 10, i32 %y)
|
||
|
|
%call.2 = tail call i32 @f3_constantexpr_cond(i32 20, i32 %y)
|
||
|
|
%res = and i32 %call.1, %call.2
|
||
|
|
ret i32 %res
|
||
|
|
}
|