61 lines
1.5 KiB
LLVM
61 lines
1.5 KiB
LLVM
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s
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define i64 @testOptimizeLiAddToAddi(i64 %a) {
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; CHECK-LABEL: testOptimizeLiAddToAddi:
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; CHECK: addi 3, 3, 2444
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; CHECK: bl callv
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; CHECK: addi 3, 30, 234
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; CHECK: bl call
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; CHECK: blr
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entry:
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%cmp = icmp sgt i64 %a, 33
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br i1 %cmp, label %if.then, label %if.end
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if.then:
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tail call void bitcast (void (...)* @callv to void ()*)()
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br label %if.end
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if.end:
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%add.0 = phi i64 [ 234, %if.then ], [ 2444, %entry ]
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%add2 = add nsw i64 %add.0, %a
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%call = tail call i64 @call(i64 %add2)
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ret i64 %call
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}
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define i64 @testThreePhiIncomings(i64 %a) {
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; CHECK-LABEL: testThreePhiIncomings:
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; CHECK: bl callv
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; CHECK: addi 3, 30, 234
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; CHECK: addi 3, 30, 2444
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; CHECK: bl callv
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; CHECK: addi 3, 30, 345
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; CHECK: bl call
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; CHECK: blr
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entry:
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%cmp = icmp slt i64 %a, 33
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br i1 %cmp, label %if.then, label %if.else
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if.then:
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tail call void bitcast (void (...)* @callv to void ()*)()
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br label %if.end4
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if.else:
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%cmp1 = icmp slt i64 %a, 55
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br i1 %cmp1, label %if.then2, label %if.end4
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if.then2:
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tail call void bitcast (void (...)* @callv to void ()*)()
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br label %if.end4
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if.end4:
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%add.0 = phi i64 [ 234, %if.then ], [ 345, %if.then2 ], [ 2444, %if.else ]
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%add5 = add nsw i64 %add.0, %a
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%call = tail call i64 @call(i64 %add5)
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ret i64 %call
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}
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declare void @callv(...)
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declare i64 @call(i64)
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