[LoongArch] Pre-commit test for vector trunc #131082
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@llvm/pr-subscribers-backend-loongarch Author: None (tangaac) ChangesFull diff: https://github.com/llvm/llvm-project/pull/131082.diff 1 Files Affected:
diff --git a/llvm/test/CodeGen/LoongArch/lsx/vec-trunc.ll b/llvm/test/CodeGen/LoongArch/lsx/vec-trunc.ll
new file mode 100644
index 0000000000000..a42c3002f46d7
--- /dev/null
+++ b/llvm/test/CodeGen/LoongArch/lsx/vec-trunc.ll
@@ -0,0 +1,174 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc --mtriple=loongarch64 --mattr=+lsx %s -o - | FileCheck %s
+
+define void @load_trunc_2i64_to_2i32(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i64_to_2i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 1
+; CHECK-NEXT: st.w $a0, $a1, 4
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 0
+; CHECK-NEXT: st.w $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i64>, ptr %ptr
+ %trunc = trunc <2 x i64> %a to <2 x i32>
+ store <2 x i32> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_2i64_to_2i16(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i64_to_2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 1
+; CHECK-NEXT: st.h $a0, $a1, 2
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 0
+; CHECK-NEXT: st.h $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i64>, ptr %ptr
+ %trunc = trunc <2 x i64> %a to <2 x i16>
+ store <2 x i16> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_2i64_to_2i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i64_to_2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 1
+; CHECK-NEXT: st.b $a0, $a1, 1
+; CHECK-NEXT: vpickve2gr.d $a0, $vr0, 0
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i64>, ptr %ptr
+ %trunc = trunc <2 x i64> %a to <2 x i8>
+ store <2 x i8> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_4i32_to_4i16(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_4i32_to_4i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 3
+; CHECK-NEXT: st.h $a0, $a1, 6
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 2
+; CHECK-NEXT: st.h $a0, $a1, 4
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 1
+; CHECK-NEXT: st.h $a0, $a1, 2
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 0
+; CHECK-NEXT: st.h $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <4 x i32>, ptr %ptr
+ %trunc = trunc <4 x i32> %a to <4 x i16>
+ store <4 x i16> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_4i32_to_4i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_4i32_to_4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 3
+; CHECK-NEXT: st.b $a0, $a1, 3
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 2
+; CHECK-NEXT: st.b $a0, $a1, 2
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 1
+; CHECK-NEXT: st.b $a0, $a1, 1
+; CHECK-NEXT: vpickve2gr.w $a0, $vr0, 0
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <4 x i32>, ptr %ptr
+ %trunc = trunc <4 x i32> %a to <4 x i8>
+ store <4 x i8> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_8i16_to_8i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_8i16_to_8i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vld $vr0, $a0, 0
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 7
+; CHECK-NEXT: st.b $a0, $a1, 7
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 6
+; CHECK-NEXT: st.b $a0, $a1, 6
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 5
+; CHECK-NEXT: st.b $a0, $a1, 5
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 4
+; CHECK-NEXT: st.b $a0, $a1, 4
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 3
+; CHECK-NEXT: st.b $a0, $a1, 3
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 2
+; CHECK-NEXT: st.b $a0, $a1, 2
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 1
+; CHECK-NEXT: st.b $a0, $a1, 1
+; CHECK-NEXT: vpickve2gr.h $a0, $vr0, 0
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <8 x i16>, ptr %ptr
+ %trunc = trunc <8 x i16> %a to <8 x i8>
+ store <8 x i8> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_2i32_to_2i16(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i32_to_2i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: ld.w $a2, $a0, 4
+; CHECK-NEXT: ld.w $a0, $a0, 0
+; CHECK-NEXT: st.h $a2, $a1, 2
+; CHECK-NEXT: st.h $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i32>, ptr %ptr
+ %trunc = trunc <2 x i32> %a to <2 x i16>
+ store <2 x i16> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_2i32_to_2i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i32_to_2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: ld.w $a2, $a0, 4
+; CHECK-NEXT: ld.w $a0, $a0, 0
+; CHECK-NEXT: st.b $a2, $a1, 1
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i32>, ptr %ptr
+ %trunc = trunc <2 x i32> %a to <2 x i8>
+ store <2 x i8> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_4i16_to_4i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_4i16_to_4i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: ld.h $a2, $a0, 6
+; CHECK-NEXT: ld.h $a3, $a0, 4
+; CHECK-NEXT: ld.h $a4, $a0, 2
+; CHECK-NEXT: ld.h $a0, $a0, 0
+; CHECK-NEXT: st.b $a2, $a1, 3
+; CHECK-NEXT: st.b $a3, $a1, 2
+; CHECK-NEXT: st.b $a4, $a1, 1
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <4 x i16>, ptr %ptr
+ %trunc = trunc <4 x i16> %a to <4 x i8>
+ store <4 x i8> %trunc, ptr %dst
+ ret void
+}
+
+define void @load_trunc_2i16_to_2i8(ptr %ptr, ptr %dst) nounwind {
+; CHECK-LABEL: load_trunc_2i16_to_2i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: ld.h $a2, $a0, 2
+; CHECK-NEXT: ld.h $a0, $a0, 0
+; CHECK-NEXT: st.b $a2, $a1, 1
+; CHECK-NEXT: st.b $a0, $a1, 0
+; CHECK-NEXT: ret
+ %a = load <2 x i16>, ptr %ptr
+ %trunc = trunc <2 x i16> %a to <2 x i8>
+ store <2 x i8> %trunc, ptr %dst
+ ret void
+}
+
+
|
SixWeining
approved these changes
Mar 13, 2025
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/175/builds/14847 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/185/builds/14782 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/137/builds/15016 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/174/builds/14451 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/108/builds/10357 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/95/builds/10684 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/168/builds/9678 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/198/builds/2796 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/17/builds/6469 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/85/builds/6467 Here is the relevant piece of the build log for the reference |
|
fixed in #131104 |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/4/builds/5604 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/33/builds/12981 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/25/builds/7134 Here is the relevant piece of the build log for the reference |
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/60/builds/21927 Here is the relevant piece of the build log for the reference |
frederik-h
pushed a commit
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that referenced
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Mar 18, 2025
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