b44c50d416
This change cleans up DAG-to-DAG instruction selection around FTZ and
SETP comparison mode. Largely these changes do not impact functionality
though support for `{sin.cos}.approx.ftz.f32` is added.
28 lines
804 B
LLVM
28 lines
804 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc < %s -mtriple=nvptx64 | FileCheck %s
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; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64 | %ptxas-verify %}
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declare i32 @get_register()
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define i1 @test1() {
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; CHECK-LABEL: test1(
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; CHECK: {
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; CHECK-NEXT: .reg .pred %p<2>;
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; CHECK-NEXT: .reg .b32 %r<3>;
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; CHECK-EMPTY:
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; CHECK-NEXT: // %bb.0: // %entry
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; CHECK-NEXT: mov.u32 %r1, %tid.x;
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; CHECK-NEXT: setp.eq.b32 %p1, %r1, 1;
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; CHECK-NEXT: selp.b32 %r2, -1, 0, %p1;
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; CHECK-NEXT: st.param.b32 [func_retval0], %r2;
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; CHECK-NEXT: ret;
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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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declare i32 @llvm.nvvm.read.ptx.sreg.tid.x()
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!0 = !{ i32 0, i32 3 }
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