1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 11:13:28 +01:00
llvm-mirror/test/CodeGen/NVPTX/tid-range.ll
David Majnemer f0ed7ae0f8 [SelectionDAG] Correctly transform range metadata to AssertZExt
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
2017-01-06 00:11:46 +00:00

19 lines
432 B
LLVM

; RUN: llc < %s -march=nvptx64 | FileCheck %s
declare i32 @get_register()
define i1 @test1() {
entry:
%call = call i32 @llvm.nvvm.read.ptx.sreg.tid.x(), !range !0
%cmp = icmp eq i32 %call, 1
ret i1 %cmp
}
; CHECK-LABEL: test1(
; CHECK: setp.eq.s32 %p1, %r1, 1;
; CHECK: selp.u32 %[[R:.+]], 1, 0, %p1;
; CHECK: st.param.b32 [func_retval0+0], %[[R]];
declare i32 @llvm.nvvm.read.ptx.sreg.tid.x()
!0 = !{ i32 0, i32 3 }