1; RUN: llc < %s -mtriple=s390x-linux-gnu -O3 -mcpu=z10 | FileCheck %s 2; RUN: llc < %s -mtriple=s390x-linux-gnu -O3 -mcpu=z14 | FileCheck %s 3; 4; Test folding of spilled immediate loads and compares. 5 6define i32 @fun0(ptr %src, i32 %arg) nounwind { 7; CHECK-LABEL: fun0: 8; CHECK: mvhi 160(%r15), 0 # 4-byte Folded Spill 9; CHECK: mvc 160(4,%r15), 0(%r2) # 4-byte Folded Spill 10; CHECK-LABEL: .LBB0_2: 11; CHECK: chsi 160(%r15), 2 # 4-byte Folded Reload 12 13entry: 14 %cmp = icmp eq i32 %arg, 0 15 br i1 %cmp, label %cond, label %exit 16 17cond: 18 %val0 = load i32, ptr %src 19 call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind 20 br label %exit 21 22exit: 23 %tmp0 = phi i32 [0, %entry], [%val0, %cond] 24 call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind 25 %cmp0 = icmp ne i32 %tmp0, 2 26 %zxt0 = zext i1 %cmp0 to i32 27 %and0 = and i32 %arg, %zxt0 28 29 ret i32 %and0 30} 31 32define i64 @fun1(ptr %src, i64 %arg) nounwind { 33; CHECK-LABEL: fun1: 34; CHECK: mvghi 160(%r15), 0 # 8-byte Folded Spill 35; CHECK: mvc 160(8,%r15), 0(%r2) # 8-byte Folded Spill 36; CHECK-LABEL: .LBB1_2: 37; CHECK: cghsi 160(%r15), 2 # 8-byte Folded Reload 38entry: 39 %cmp = icmp eq i64 %arg, 0 40 br i1 %cmp, label %cond, label %exit 41 42cond: 43 %val0 = load i64, ptr %src 44 call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind 45 br label %exit 46 47exit: 48 %tmp0 = phi i64 [0, %entry], [%val0, %cond] 49 call void asm sideeffect "", "~{r0},~{r1},~{r2},~{r3},~{r4},~{r5},~{r6},~{r7},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15}"() nounwind 50 %cmp0 = icmp ne i64 %tmp0, 2 51 %zxt0 = zext i1 %cmp0 to i64 52 %and0 = and i64 %arg, %zxt0 53 54 ret i64 %and0 55} 56