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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -fast-isel=false -mattr=-vsx < %s | FileCheck %s3; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -fast-isel=false -mattr=+vsx < %s | FileCheck -check-prefix=CHECK-VSX %s4; RUN: llc -verify-machineinstrs -mcpu=pwr9 -O2 -fast-isel=false -mattr=+vsx < %s | FileCheck -check-prefix=CHECK-P9 %s5 6; Verify internal alignment of long double in a struct. The double7; argument comes in GPR3; GPR4 is skipped; GPRs 5 and 6 contain8; the long double. Check that these are stored to proper locations9; in the parameter save area and loaded from there for return in FPR1/2.10 11target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"12target triple = "powerpc64-unknown-linux-gnu"13 14%struct.S = type { double, ppc_fp128 }15 16; The additional stores are caused because we forward the value in the17; store->load->bitcast path to make a store and bitcast of the same18; value. Since the target does bitcast through memory and we no longer19; remember the address we need to do the store in a fresh local20; address.21define ppc_fp128 @test(ptr byval(%struct.S) %x) nounwind {22; CHECK-LABEL: test:23; CHECK: # %bb.0: # %entry24; CHECK-NEXT: std 5, -16(1)25; CHECK-NEXT: std 6, -8(1)26; CHECK-NEXT: lfd 1, -16(1)27; CHECK-NEXT: lfd 2, -8(1)28; CHECK-NEXT: std 6, 72(1)29; CHECK-NEXT: std 5, 64(1)30; CHECK-NEXT: std 3, 48(1)31; CHECK-NEXT: std 4, 56(1)32; CHECK-NEXT: blr33;34; CHECK-VSX-LABEL: test:35; CHECK-VSX: # %bb.0: # %entry36; CHECK-VSX-NEXT: std 5, -16(1)37; CHECK-VSX-NEXT: std 6, -8(1)38; CHECK-VSX-NEXT: lfd 1, -16(1)39; CHECK-VSX-NEXT: lfd 2, -8(1)40; CHECK-VSX-NEXT: std 6, 72(1)41; CHECK-VSX-NEXT: std 5, 64(1)42; CHECK-VSX-NEXT: std 3, 48(1)43; CHECK-VSX-NEXT: std 4, 56(1)44; CHECK-VSX-NEXT: blr45;46; CHECK-P9-LABEL: test:47; CHECK-P9: # %bb.0: # %entry48; CHECK-P9-NEXT: mtfprd 1, 549; CHECK-P9-NEXT: mtfprd 2, 650; CHECK-P9-NEXT: std 6, 72(1)51; CHECK-P9-NEXT: std 5, 64(1)52; CHECK-P9-NEXT: std 3, 48(1)53; CHECK-P9-NEXT: std 4, 56(1)54; CHECK-P9-NEXT: blr55entry:56 %b = getelementptr inbounds %struct.S, ptr %x, i32 0, i32 157 %0 = load ppc_fp128, ptr %b, align 1658 ret ppc_fp128 %059}60 61