From 6a9d5f509543d8066f9819b01edcfe7d40a0a781 Mon Sep 17 00:00:00 2001 From: David Green Date: Tue, 22 Oct 2019 14:49:40 +0000 Subject: [PATCH] [InstCombine] Signed saturation tests. NFC git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@375503 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/sadd_sat.ll | 597 ++++++++++++++++++++++++++++++++ 1 file changed, 597 insertions(+) create mode 100644 test/Transforms/InstCombine/sadd_sat.ll diff --git a/test/Transforms/InstCombine/sadd_sat.ll b/test/Transforms/InstCombine/sadd_sat.ll new file mode 100644 index 00000000000..c3aba403737 --- /dev/null +++ b/test/Transforms/InstCombine/sadd_sat.ll @@ -0,0 +1,597 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -instcombine -S | FileCheck %s + +target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" + +define i32 @sadd_sat32(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i32 @ssub_sat32(i32 %a, i32 %b) { +; CHECK-LABEL: @ssub_sat32( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[SUB:%.*]] = sub nsw i64 [[CONV]], [[CONV1]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[SUB]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[SUB]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %sub = sub i64 %conv, %conv1 + %0 = icmp slt i64 %sub, 2147483647 + %spec.store.select = select i1 %0, i64 %sub, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i32 @smul_sat32(i32 %a, i32 %b) { +; CHECK-LABEL: @smul_sat32( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = mul nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = mul i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define signext i16 @sadd_sat16(i16 signext %a, i16 signext %b) { +; CHECK-LABEL: @sadd_sat16( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i16 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i16 [[B:%.*]] to i32 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[ADD]], 32767 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[ADD]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -32768 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -32768 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i16 +; CHECK-NEXT: ret i16 [[CONV9]] +; +entry: + %conv = sext i16 %a to i32 + %conv1 = sext i16 %b to i32 + %add = add i32 %conv1, %conv + %0 = icmp slt i32 %add, 32767 + %spec.store.select = select i1 %0, i32 %add, i32 32767 + %1 = icmp sgt i32 %spec.store.select, -32768 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -32768 + %conv9 = trunc i32 %spec.store.select10 to i16 + ret i16 %conv9 +} + +define signext i16 @ssub_sat16(i16 signext %a, i16 signext %b) { +; CHECK-LABEL: @ssub_sat16( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i16 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i16 [[B:%.*]] to i32 +; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[CONV]], [[CONV1]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[SUB]], 32767 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[SUB]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -32768 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -32768 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i16 +; CHECK-NEXT: ret i16 [[CONV9]] +; +entry: + %conv = sext i16 %a to i32 + %conv1 = sext i16 %b to i32 + %sub = sub i32 %conv, %conv1 + %0 = icmp slt i32 %sub, 32767 + %spec.store.select = select i1 %0, i32 %sub, i32 32767 + %1 = icmp sgt i32 %spec.store.select, -32768 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -32768 + %conv9 = trunc i32 %spec.store.select10 to i16 + ret i16 %conv9 +} + +define signext i8 @sadd_sat8(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: @sadd_sat8( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i8 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i8 [[B:%.*]] to i32 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[ADD]], 127 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[ADD]], i32 127 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -128 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -128 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i8 +; CHECK-NEXT: ret i8 [[CONV9]] +; +entry: + %conv = sext i8 %a to i32 + %conv1 = sext i8 %b to i32 + %add = add i32 %conv1, %conv + %0 = icmp slt i32 %add, 127 + %spec.store.select = select i1 %0, i32 %add, i32 127 + %1 = icmp sgt i32 %spec.store.select, -128 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -128 + %conv9 = trunc i32 %spec.store.select10 to i8 + ret i8 %conv9 +} + +define signext i8 @ssub_sat8(i8 signext %a, i8 signext %b) { +; CHECK-LABEL: @ssub_sat8( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i8 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i8 [[B:%.*]] to i32 +; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[CONV]], [[CONV1]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[SUB]], 127 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[SUB]], i32 127 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -128 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -128 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i8 +; CHECK-NEXT: ret i8 [[CONV9]] +; +entry: + %conv = sext i8 %a to i32 + %conv1 = sext i8 %b to i32 + %sub = sub i32 %conv, %conv1 + %0 = icmp slt i32 %sub, 127 + %spec.store.select = select i1 %0, i32 %sub, i32 127 + %1 = icmp sgt i32 %spec.store.select, -128 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -128 + %conv9 = trunc i32 %spec.store.select10 to i8 + ret i8 %conv9 +} + +define signext i64 @sadd_sat64(i64 signext %a, i64 signext %b) { +; CHECK-LABEL: @sadd_sat64( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i64 [[A:%.*]] to i65 +; CHECK-NEXT: [[CONV1:%.*]] = sext i64 [[B:%.*]] to i65 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i65 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i65 [[ADD]], 9223372036854775807 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i65 [[ADD]], i65 9223372036854775807 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i65 [[SPEC_STORE_SELECT]], -9223372036854775808 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i65 [[SPEC_STORE_SELECT]], i65 -9223372036854775808 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i65 [[SPEC_STORE_SELECT10]] to i64 +; CHECK-NEXT: ret i64 [[CONV9]] +; +entry: + %conv = sext i64 %a to i65 + %conv1 = sext i64 %b to i65 + %add = add i65 %conv1, %conv + %0 = icmp slt i65 %add, 9223372036854775807 + %spec.store.select = select i1 %0, i65 %add, i65 9223372036854775807 + %1 = icmp sgt i65 %spec.store.select, -9223372036854775808 + %spec.store.select10 = select i1 %1, i65 %spec.store.select, i65 -9223372036854775808 + %conv9 = trunc i65 %spec.store.select10 to i64 + ret i64 %conv9 +} + +define signext i64 @ssub_sat64(i64 signext %a, i64 signext %b) { +; CHECK-LABEL: @ssub_sat64( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i64 [[A:%.*]] to i65 +; CHECK-NEXT: [[CONV1:%.*]] = sext i64 [[B:%.*]] to i65 +; CHECK-NEXT: [[SUB:%.*]] = sub nsw i65 [[CONV]], [[CONV1]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i65 [[SUB]], 9223372036854775807 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i65 [[SUB]], i65 9223372036854775807 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i65 [[SPEC_STORE_SELECT]], -9223372036854775808 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i65 [[SPEC_STORE_SELECT]], i65 -9223372036854775808 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i65 [[SPEC_STORE_SELECT10]] to i64 +; CHECK-NEXT: ret i64 [[CONV9]] +; +entry: + %conv = sext i64 %a to i65 + %conv1 = sext i64 %b to i65 + %sub = sub i65 %conv, %conv1 + %0 = icmp slt i65 %sub, 9223372036854775807 + %spec.store.select = select i1 %0, i65 %sub, i65 9223372036854775807 + %1 = icmp sgt i65 %spec.store.select, -9223372036854775808 + %spec.store.select10 = select i1 %1, i65 %spec.store.select, i65 -9223372036854775808 + %conv9 = trunc i65 %spec.store.select10 to i64 + ret i64 %conv9 +} + +define signext i4 @sadd_sat4(i4 signext %a, i4 signext %b) { +; CHECK-LABEL: @sadd_sat4( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i4 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i4 [[B:%.*]] to i32 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[ADD]], 7 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[ADD]], i32 7 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -8 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -8 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i4 +; CHECK-NEXT: ret i4 [[CONV9]] +; +entry: + %conv = sext i4 %a to i32 + %conv1 = sext i4 %b to i32 + %add = add i32 %conv1, %conv + %0 = icmp slt i32 %add, 7 + %spec.store.select = select i1 %0, i32 %add, i32 7 + %1 = icmp sgt i32 %spec.store.select, -8 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -8 + %conv9 = trunc i32 %spec.store.select10 to i4 + ret i4 %conv9 +} + +define signext i4 @ssub_sat4(i4 signext %a, i4 signext %b) { +; CHECK-LABEL: @ssub_sat4( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i4 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i4 [[B:%.*]] to i32 +; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[CONV]], [[CONV1]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[SUB]], 7 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[SUB]], i32 7 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -8 +; CHECK-NEXT: [[SPEC_STORE_SELECT10:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -8 +; CHECK-NEXT: [[CONV9:%.*]] = trunc i32 [[SPEC_STORE_SELECT10]] to i4 +; CHECK-NEXT: ret i4 [[CONV9]] +; +entry: + %conv = sext i4 %a to i32 + %conv1 = sext i4 %b to i32 + %sub = sub i32 %conv, %conv1 + %0 = icmp slt i32 %sub, 7 + %spec.store.select = select i1 %0, i32 %sub, i32 7 + %1 = icmp sgt i32 %spec.store.select, -8 + %spec.store.select10 = select i1 %1, i32 %spec.store.select, i32 -8 + %conv9 = trunc i32 %spec.store.select10 to i4 + ret i4 %conv9 +} + +define <4 x i32> @sadd_satv4i32(<4 x i32> %a, <4 x i32> %b) { +; CHECK-LABEL: @sadd_satv4i32( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext <4 x i32> [[A:%.*]] to <4 x i64> +; CHECK-NEXT: [[CONV1:%.*]] = sext <4 x i32> [[B:%.*]] to <4 x i64> +; CHECK-NEXT: [[ADD:%.*]] = add nsw <4 x i64> [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt <4 x i64> [[ADD]], +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select <4 x i1> [[TMP0]], <4 x i64> [[ADD]], <4 x i64> +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt <4 x i64> [[SPEC_STORE_SELECT]], +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select <4 x i1> [[TMP1]], <4 x i64> [[SPEC_STORE_SELECT]], <4 x i64> +; CHECK-NEXT: [[CONV7:%.*]] = trunc <4 x i64> [[SPEC_STORE_SELECT8]] to <4 x i32> +; CHECK-NEXT: ret <4 x i32> [[CONV7]] +; +entry: + %conv = sext <4 x i32> %a to <4 x i64> + %conv1 = sext <4 x i32> %b to <4 x i64> + %add = add <4 x i64> %conv1, %conv + %0 = icmp slt <4 x i64> %add, + %spec.store.select = select <4 x i1> %0, <4 x i64> %add, <4 x i64> + %1 = icmp sgt <4 x i64> %spec.store.select, + %spec.store.select8 = select <4 x i1> %1, <4 x i64> %spec.store.select, <4 x i64> + %conv7 = trunc <4 x i64> %spec.store.select8 to <4 x i32> + ret <4 x i32> %conv7 +} + +define <4 x i32> @ssub_satv4i32(<4 x i32> %a, <4 x i32> %b) { +; CHECK-LABEL: @ssub_satv4i32( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext <4 x i32> [[A:%.*]] to <4 x i64> +; CHECK-NEXT: [[CONV1:%.*]] = sext <4 x i32> [[B:%.*]] to <4 x i64> +; CHECK-NEXT: [[ADD:%.*]] = sub nsw <4 x i64> [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt <4 x i64> [[ADD]], +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select <4 x i1> [[TMP0]], <4 x i64> [[ADD]], <4 x i64> +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt <4 x i64> [[SPEC_STORE_SELECT]], +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select <4 x i1> [[TMP1]], <4 x i64> [[SPEC_STORE_SELECT]], <4 x i64> +; CHECK-NEXT: [[CONV7:%.*]] = trunc <4 x i64> [[SPEC_STORE_SELECT8]] to <4 x i32> +; CHECK-NEXT: ret <4 x i32> [[CONV7]] +; +entry: + %conv = sext <4 x i32> %a to <4 x i64> + %conv1 = sext <4 x i32> %b to <4 x i64> + %add = sub <4 x i64> %conv1, %conv + %0 = icmp slt <4 x i64> %add, + %spec.store.select = select <4 x i1> %0, <4 x i64> %add, <4 x i64> + %1 = icmp sgt <4 x i64> %spec.store.select, + %spec.store.select8 = select <4 x i1> %1, <4 x i64> %spec.store.select, <4 x i64> + %conv7 = trunc <4 x i64> %spec.store.select8 to <4 x i32> + ret <4 x i32> %conv7 +} + +define <4 x i32> @sadd_satv4i4(<4 x i32> %a, <4 x i32> %b) { +; CHECK-LABEL: @sadd_satv4i4( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[ADD:%.*]] = add <4 x i32> [[A:%.*]], [[B:%.*]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt <4 x i32> [[ADD]], +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select <4 x i1> [[TMP0]], <4 x i32> [[ADD]], <4 x i32> +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt <4 x i32> [[SPEC_STORE_SELECT]], +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select <4 x i1> [[TMP1]], <4 x i32> [[SPEC_STORE_SELECT]], <4 x i32> +; CHECK-NEXT: ret <4 x i32> [[SPEC_STORE_SELECT8]] +; +entry: + %add = add <4 x i32> %a, %b + %0 = icmp slt <4 x i32> %add, + %spec.store.select = select <4 x i1> %0, <4 x i32> %add, <4 x i32> + %1 = icmp sgt <4 x i32> %spec.store.select, + %spec.store.select8 = select <4 x i1> %1, <4 x i32> %spec.store.select, <4 x i32> + ret <4 x i32> %spec.store.select8 +} + +define <4 x i32> @ssub_satv4i4(<4 x i32> %a, <4 x i32> %b) { +; CHECK-LABEL: @ssub_satv4i4( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[ADD:%.*]] = sub <4 x i32> [[A:%.*]], [[B:%.*]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt <4 x i32> [[ADD]], +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select <4 x i1> [[TMP0]], <4 x i32> [[ADD]], <4 x i32> +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt <4 x i32> [[SPEC_STORE_SELECT]], +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select <4 x i1> [[TMP1]], <4 x i32> [[SPEC_STORE_SELECT]], <4 x i32> +; CHECK-NEXT: ret <4 x i32> [[SPEC_STORE_SELECT8]] +; +entry: + %add = sub <4 x i32> %a, %b + %0 = icmp slt <4 x i32> %add, + %spec.store.select = select <4 x i1> %0, <4 x i32> %add, <4 x i32> + %1 = icmp sgt <4 x i32> %spec.store.select, + %spec.store.select8 = select <4 x i1> %1, <4 x i32> %spec.store.select, <4 x i32> + ret <4 x i32> %spec.store.select8 +} + + +define i32 @sadd_sat32_extrause_1(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_extrause_1( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: call void @use64(i64 [[SPEC_STORE_SELECT8]]) +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + call void @use64(i64 %spec.store.select8) + ret i32 %conv7 +} + +define i32 @sadd_sat32_extrause_2(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_extrause_2( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: call void @use64(i64 [[SPEC_STORE_SELECT]]) +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + call void @use64(i64 %spec.store.select) + ret i32 %conv7 +} + +define i32 @sadd_sat32_extrause_3(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_extrause_3( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: call void @use64(i64 [[ADD]]) +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + call void @use64(i64 %add) + ret i32 %conv7 +} + +define i32 @sadd_sat32_trunc(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_trunc( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 32767 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -32768 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -32768 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 32767 + %spec.store.select = select i1 %0, i64 %add, i64 32767 + %1 = icmp sgt i64 %spec.store.select, -32768 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -32768 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i32 @sadd_sat32_ext16(i32 %a, i16 %b) { +; CHECK-LABEL: @sadd_sat32_ext16( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i16 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i64 [[SPEC_STORE_SELECT]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 -2147483648 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i16 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i8 @sadd_sat8_ext8(i8 %a, i16 %b) { +; CHECK-LABEL: @sadd_sat8_ext8( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i8 [[A:%.*]] to i32 +; CHECK-NEXT: [[CONV1:%.*]] = sext i16 [[B:%.*]] to i32 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp slt i32 [[ADD]], 127 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i32 [[ADD]], i32 127 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[SPEC_STORE_SELECT]], -128 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i32 [[SPEC_STORE_SELECT]], i32 -128 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i32 [[SPEC_STORE_SELECT8]] to i8 +; CHECK-NEXT: ret i8 [[CONV7]] +; +entry: + %conv = sext i8 %a to i32 + %conv1 = sext i16 %b to i32 + %add = add i32 %conv1, %conv + %0 = icmp slt i32 %add, 127 + %spec.store.select = select i1 %0, i32 %add, i32 127 + %1 = icmp sgt i32 %spec.store.select, -128 + %spec.store.select8 = select i1 %1, i32 %spec.store.select, i32 -128 + %conv7 = trunc i32 %spec.store.select8 to i8 + ret i8 %conv7 +} + +define i32 @sadd_sat32_zext(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_zext( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = zext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = zext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp ult i64 [[ADD]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 2147483647 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = zext i32 %a to i64 + %conv1 = zext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp slt i64 %add, 2147483647 + %spec.store.select = select i1 %0, i64 %add, i64 2147483647 + %1 = icmp sgt i64 %spec.store.select, -2147483648 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 -2147483648 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i32 @sadd_sat32_maxmin(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_maxmin( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp sgt i64 [[ADD]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 -2147483648 +; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i64 [[SPEC_STORE_SELECT]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 2147483647 +; CHECK-NEXT: [[CONV7:%.*]] = trunc i64 [[SPEC_STORE_SELECT8]] to i32 +; CHECK-NEXT: ret i32 [[CONV7]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp sgt i64 %add, -2147483648 + %spec.store.select = select i1 %0, i64 %add, i64 -2147483648 + %1 = icmp slt i64 %spec.store.select, 2147483647 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 2147483647 + %conv7 = trunc i64 %spec.store.select8 to i32 + ret i32 %conv7 +} + +define i64 @sadd_sat32_notrunc(i32 %a, i32 %b) { +; CHECK-LABEL: @sadd_sat32_notrunc( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[A:%.*]] to i64 +; CHECK-NEXT: [[CONV1:%.*]] = sext i32 [[B:%.*]] to i64 +; CHECK-NEXT: [[ADD:%.*]] = add nsw i64 [[CONV1]], [[CONV]] +; CHECK-NEXT: [[TMP0:%.*]] = icmp sgt i64 [[ADD]], -2147483648 +; CHECK-NEXT: [[SPEC_STORE_SELECT:%.*]] = select i1 [[TMP0]], i64 [[ADD]], i64 -2147483648 +; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i64 [[SPEC_STORE_SELECT]], 2147483647 +; CHECK-NEXT: [[SPEC_STORE_SELECT8:%.*]] = select i1 [[TMP1]], i64 [[SPEC_STORE_SELECT]], i64 2147483647 +; CHECK-NEXT: ret i64 [[SPEC_STORE_SELECT8]] +; +entry: + %conv = sext i32 %a to i64 + %conv1 = sext i32 %b to i64 + %add = add i64 %conv1, %conv + %0 = icmp sgt i64 %add, -2147483648 + %spec.store.select = select i1 %0, i64 %add, i64 -2147483648 + %1 = icmp slt i64 %spec.store.select, 2147483647 + %spec.store.select8 = select i1 %1, i64 %spec.store.select, i64 2147483647 + ret i64 %spec.store.select8 +} + +declare void @use64(i64) -- 2.11.4.GIT