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f0ed7ae0f8
We used the logBase2 of the high instead of the ceilLogBase2 resulting in the wrong result for certain values. For example, it resulted in an i1 AssertZExt when the exclusive portion of the range was 3. llvm-svn: 291196
19 lines
432 B
LLVM
19 lines
432 B
LLVM
; RUN: llc < %s -march=nvptx64 | FileCheck %s
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declare i32 @get_register()
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define i1 @test1() {
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entry:
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%call = call i32 @llvm.nvvm.read.ptx.sreg.tid.x(), !range !0
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%cmp = icmp eq i32 %call, 1
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ret i1 %cmp
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}
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; CHECK-LABEL: test1(
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; CHECK: setp.eq.s32 %p1, %r1, 1;
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; CHECK: selp.u32 %[[R:.+]], 1, 0, %p1;
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; CHECK: st.param.b32 [func_retval0+0], %[[R]];
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declare i32 @llvm.nvvm.read.ptx.sreg.tid.x()
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!0 = !{ i32 0, i32 3 }
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