forked from OSchip/llvm-project
135 lines
4.3 KiB
LLVM
135 lines
4.3 KiB
LLVM
; RUN: opt < %s -ipsccp -S | FileCheck %s
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; x = [10, 21), y = [100, 201)
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; x + y = [110, 221)
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define internal i1 @f.add(i32 %x, i32 %y) {
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; CHECK-LABEL: define internal i1 @f.add(i32 %x, i32 %y) {
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; CHECK-NEXT: %a.1 = add i32 %x, %y
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; CHECK-NEXT: %c.2 = icmp sgt i32 %a.1, 219
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; CHECK-NEXT: %c.4 = icmp slt i32 %a.1, 111
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; CHECK-NEXT: %c.5 = icmp eq i32 %a.1, 150
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; CHECK-NEXT: %c.6 = icmp slt i32 %a.1, 150
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; CHECK-NEXT: %res.1 = add i1 false, %c.2
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; CHECK-NEXT: %res.2 = add i1 %res.1, false
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; CHECK-NEXT: %res.3 = add i1 %res.2, %c.4
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; CHECK-NEXT: %res.4 = add i1 %res.3, %c.5
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; CHECK-NEXT: %res.5 = add i1 %res.4, %c.6
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; CHECK-NEXT: ret i1 %res.5
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;
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%a.1 = add i32 %x, %y
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%c.1 = icmp sgt i32 %a.1, 220
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%c.2 = icmp sgt i32 %a.1, 219
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%c.3 = icmp slt i32 %a.1, 110
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%c.4 = icmp slt i32 %a.1, 111
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%c.5 = icmp eq i32 %a.1, 150
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%c.6 = icmp slt i32 %a.1, 150
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%res.1 = add i1 %c.1, %c.2
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%res.2 = add i1 %res.1, %c.3
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%res.3 = add i1 %res.2, %c.4
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%res.4 = add i1 %res.3, %c.5
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%res.5 = add i1 %res.4, %c.6
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ret i1 %res.5
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}
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define i1 @caller.add() {
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; CHECK-LABEL: define i1 @caller.add() {
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; CHECK-NEXT: %call.1 = tail call i1 @f.add(i32 10, i32 100)
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; CHECK-NEXT: %call.2 = tail call i1 @f.add(i32 20, i32 200)
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; CHECK-NEXT: %res = and i1 %call.1, %call.2
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; CHECK-NEXT: ret i1 %res
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;
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%call.1 = tail call i1 @f.add(i32 10, i32 100)
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%call.2 = tail call i1 @f.add(i32 20, i32 200)
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%res = and i1 %call.1, %call.2
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ret i1 %res
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}
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; x = [10, 21), y = [100, 201)
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; x - y = [-190, -79)
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define internal i1 @f.sub(i32 %x, i32 %y) {
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; CHECK-LABEL: define internal i1 @f.sub(i32 %x, i32 %y) {
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; CHECK-NEXT: %a.1 = sub i32 %x, %y
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; CHECK-NEXT: %c.2 = icmp sgt i32 %a.1, -81
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; CHECK-NEXT: %c.4 = icmp slt i32 %a.1, -189
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; CHECK-NEXT: %c.5 = icmp eq i32 %a.1, -150
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; CHECK-NEXT: %c.6 = icmp slt i32 %a.1, -150
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; CHECK-NEXT: %res.1 = add i1 false, %c.2
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; CHECK-NEXT: %res.2 = add i1 %res.1, false
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; CHECK-NEXT: %res.3 = add i1 %res.2, %c.4
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; CHECK-NEXT: %res.4 = add i1 %res.3, %c.5
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; CHECK-NEXT: %res.5 = add i1 %res.4, %c.6
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; CHECK-NEXT: ret i1 %res.5
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;
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%a.1 = sub i32 %x, %y
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%c.1 = icmp sgt i32 %a.1, -80
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%c.2 = icmp sgt i32 %a.1, -81
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%c.3 = icmp slt i32 %a.1, -190
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%c.4 = icmp slt i32 %a.1, -189
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%c.5 = icmp eq i32 %a.1, -150
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%c.6 = icmp slt i32 %a.1, -150
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%res.1 = add i1 %c.1, %c.2
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%res.2 = add i1 %res.1, %c.3
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%res.3 = add i1 %res.2, %c.4
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%res.4 = add i1 %res.3, %c.5
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%res.5 = add i1 %res.4, %c.6
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ret i1 %res.5
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}
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define i1 @caller.sub() {
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; CHECK-LABEL: define i1 @caller.sub() {
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; CHECK-NEXT: %call.1 = tail call i1 @f.sub(i32 10, i32 100)
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; CHECK-NEXT: %call.2 = tail call i1 @f.sub(i32 20, i32 200)
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; CHECK-NEXT: %res = and i1 %call.1, %call.2
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; CHECK-NEXT: ret i1 %res
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;
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%call.1 = tail call i1 @f.sub(i32 10, i32 100)
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%call.2 = tail call i1 @f.sub(i32 20, i32 200)
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%res = and i1 %call.1, %call.2
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ret i1 %res
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}
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; x = [10, 21), y = [100, 201)
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; x * y = [1000, 4001)
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define internal i1 @f.mul(i32 %x, i32 %y) {
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; CHECK-LABEL: define internal i1 @f.mul(i32 %x, i32 %y) {
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; CHECK-NEXT: %a.1 = mul i32 %x, %y
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; CHECK-NEXT: %c.2 = icmp sgt i32 %a.1, 3999
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; CHECK-NEXT: %c.4 = icmp slt i32 %a.1, 1001
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; CHECK-NEXT: %c.5 = icmp eq i32 %a.1, 1500
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; CHECK-NEXT: %c.6 = icmp slt i32 %a.1, 1500
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; CHECK-NEXT: %res.1 = add i1 false, %c.2
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; CHECK-NEXT: %res.2 = add i1 %res.1, false
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; CHECK-NEXT: %res.3 = add i1 %res.2, %c.4
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; CHECK-NEXT: %res.4 = add i1 %res.3, %c.5
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; CHECK-NEXT: %res.5 = add i1 %res.4, %c.6
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; CHECK-NEXT: ret i1 %res.5
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;
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%a.1 = mul i32 %x, %y
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%c.1 = icmp sgt i32 %a.1, 4000
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%c.2 = icmp sgt i32 %a.1, 3999
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%c.3 = icmp slt i32 %a.1, 1000
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%c.4 = icmp slt i32 %a.1, 1001
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%c.5 = icmp eq i32 %a.1, 1500
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%c.6 = icmp slt i32 %a.1, 1500
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%res.1 = add i1 %c.1, %c.2
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%res.2 = add i1 %res.1, %c.3
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%res.3 = add i1 %res.2, %c.4
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%res.4 = add i1 %res.3, %c.5
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%res.5 = add i1 %res.4, %c.6
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ret i1 %res.5
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}
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define i1 @caller.mul() {
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; CHECK-LABEL: define i1 @caller.mul() {
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; CHECK-NEXT: %call.1 = tail call i1 @f.mul(i32 10, i32 100)
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; CHECK-NEXT: %call.2 = tail call i1 @f.mul(i32 20, i32 200)
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; CHECK-NEXT: %res = and i1 %call.1, %call.2
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; CHECK-NEXT: ret i1 %res
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;
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%call.1 = tail call i1 @f.mul(i32 10, i32 100)
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%call.2 = tail call i1 @f.mul(i32 20, i32 200)
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%res = and i1 %call.1, %call.2
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ret i1 %res
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}
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