161 lines
3.6 KiB
LLVM
161 lines
3.6 KiB
LLVM
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; RUN: opt < %s -inline -inline-threshold=1 -S -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
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; RUN: opt < %s -passes='cgscc(inline)' -inline-threshold=1 -S -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
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define i32 @callee_range(i32 %a, i32* %P) {
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switch i32 %a, label %sw.default [
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i32 0, label %sw.bb0
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i32 1000, label %sw.bb1
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i32 2000, label %sw.bb1
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i32 3000, label %sw.bb1
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i32 4000, label %sw.bb1
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i32 5000, label %sw.bb1
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i32 6000, label %sw.bb1
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i32 7000, label %sw.bb1
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i32 8000, label %sw.bb1
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i32 9000, label %sw.bb1
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]
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sw.default:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb0:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb1:
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store volatile i32 %a, i32* %P
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br label %return
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return:
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ret i32 42
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}
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define i32 @caller_range(i32 %a, i32* %P) {
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; CHECK-LABEL: @caller_range(
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; CHECK: call i32 @callee_range
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%r = call i32 @callee_range(i32 %a, i32* %P)
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ret i32 %r
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}
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define i32 @callee_bittest(i32 %a, i32* %P) {
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switch i32 %a, label %sw.default [
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i32 0, label %sw.bb0
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i32 1, label %sw.bb1
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i32 2, label %sw.bb2
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i32 3, label %sw.bb0
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i32 4, label %sw.bb1
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i32 5, label %sw.bb2
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i32 6, label %sw.bb0
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i32 7, label %sw.bb1
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i32 8, label %sw.bb2
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]
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sw.default:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb0:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb1:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb2:
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br label %return
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return:
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ret i32 42
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}
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define i32 @caller_bittest(i32 %a, i32* %P) {
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; CHECK-LABEL: @caller_bittest(
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; CHECK-NOT: call i32 @callee_bittest
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%r= call i32 @callee_bittest(i32 %a, i32* %P)
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ret i32 %r
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}
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define i32 @callee_jumptable(i32 %a, i32* %P) {
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switch i32 %a, label %sw.default [
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i32 1001, label %sw.bb101
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i32 1002, label %sw.bb102
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i32 1003, label %sw.bb103
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i32 1004, label %sw.bb104
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i32 1005, label %sw.bb101
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i32 1006, label %sw.bb102
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i32 1007, label %sw.bb103
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i32 1008, label %sw.bb104
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i32 1009, label %sw.bb101
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i32 1010, label %sw.bb102
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i32 1011, label %sw.bb103
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i32 1012, label %sw.bb104
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]
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sw.default:
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br label %return
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sw.bb101:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb102:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb103:
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store volatile i32 %a, i32* %P
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br label %return
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sw.bb104:
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store volatile i32 %a, i32* %P
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br label %return
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return:
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ret i32 42
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}
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define i32 @caller_jumptable(i32 %a, i32 %b, i32* %P) {
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; CHECK-LABEL: @caller_jumptable(
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; CHECK: call i32 @callee_jumptable
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%r = call i32 @callee_jumptable(i32 %b, i32* %P)
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ret i32 %r
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}
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define internal i32 @callee_negativeCost(i32 %t) {
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entry:
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switch i32 %t, label %sw.default [
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i32 1, label %sw.bb
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i32 0, label %sw.bb1
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i32 42, label %sw.bb2
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i32 43, label %sw.bb3
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]
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sw.bb: ; preds = %entry
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br label %cleanup
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sw.bb1: ; preds = %entry
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br label %cleanup
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sw.bb2: ; preds = %entry
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br label %cleanup
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sw.bb3: ; preds = %entry
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br label %cleanup
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sw.default: ; preds = %entry
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br label %cleanup
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cleanup: ; preds = %sw.default, %sw.bb3, %sw.bb2, %sw.bb1, %sw.bb
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%retval.0 = phi i32 [ 1, %sw.default ], [ 3, %sw.bb3 ], [ 2, %sw.bb2 ], [ 0, %sw.bb1 ], [ 0, %sw.bb ]
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ret i32 %retval.0
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}
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define i32 @caller_negativeCost(i32 %t) {
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; CHECK-LABEL: @caller_negativeCost(
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; CHECK-NOT: call i32 @callee_negativeCost
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entry:
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%call = call i32 @callee_negativeCost(i32 %t)
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ret i32 %call
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}
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