; Test spilling of FPRs. ; ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s ; We need to save and restore 8 of the 16 FPRs and allocate an additional ; 4-byte spill slot, rounded to 8 bytes. The frame size should be exactly ; 160 + 8 * 8 = 232. define void @f1(ptr %ptr) { ; CHECK-LABEL: f1: ; CHECK: aghi %r15, -232 ; CHECK: std %f8, 224(%r15) ; CHECK: std %f9, 216(%r15) ; CHECK: std %f10, 208(%r15) ; CHECK: std %f11, 200(%r15) ; CHECK: std %f12, 192(%r15) ; CHECK: std %f13, 184(%r15) ; CHECK: std %f14, 176(%r15) ; CHECK: std %f15, 168(%r15) ; CHECK-NOT: 160(%r15) ; CHECK: ste [[REGISTER:%f[0-9]+]], 164(%r15) ; CHECK-NOT: 160(%r15) ; CHECK: le [[REGISTER]], 164(%r15) ; CHECK-NOT: 160(%r15) ; CHECK: ld %f8, 224(%r15) ; CHECK: ld %f9, 216(%r15) ; CHECK: ld %f10, 208(%r15) ; CHECK: ld %f11, 200(%r15) ; CHECK: ld %f12, 192(%r15) ; CHECK: ld %f13, 184(%r15) ; CHECK: ld %f14, 176(%r15) ; CHECK: ld %f15, 168(%r15) ; CHECK: aghi %r15, 232 ; CHECK: br %r14 %l0 = load volatile float, ptr %ptr %l1 = load volatile float, ptr %ptr %l2 = load volatile float, ptr %ptr %l3 = load volatile float, ptr %ptr %l4 = load volatile float, ptr %ptr %l5 = load volatile float, ptr %ptr %l6 = load volatile float, ptr %ptr %l7 = load volatile float, ptr %ptr %l8 = load volatile float, ptr %ptr %l9 = load volatile float, ptr %ptr %l10 = load volatile float, ptr %ptr %l11 = load volatile float, ptr %ptr %l12 = load volatile float, ptr %ptr %l13 = load volatile float, ptr %ptr %l14 = load volatile float, ptr %ptr %l15 = load volatile float, ptr %ptr %lx = load volatile float, ptr %ptr store volatile float %lx, ptr %ptr store volatile float %l15, ptr %ptr store volatile float %l14, ptr %ptr store volatile float %l13, ptr %ptr store volatile float %l12, ptr %ptr store volatile float %l11, ptr %ptr store volatile float %l10, ptr %ptr store volatile float %l9, ptr %ptr store volatile float %l8, ptr %ptr store volatile float %l7, ptr %ptr store volatile float %l6, ptr %ptr store volatile float %l5, ptr %ptr store volatile float %l4, ptr %ptr store volatile float %l3, ptr %ptr store volatile float %l2, ptr %ptr store volatile float %l1, ptr %ptr store volatile float %l0, ptr %ptr ret void } ; Same for doubles, except that the full spill slot is used. define void @f2(ptr %ptr) { ; CHECK-LABEL: f2: ; CHECK: aghi %r15, -232 ; CHECK: std %f8, 224(%r15) ; CHECK: std %f9, 216(%r15) ; CHECK: std %f10, 208(%r15) ; CHECK: std %f11, 200(%r15) ; CHECK: std %f12, 192(%r15) ; CHECK: std %f13, 184(%r15) ; CHECK: std %f14, 176(%r15) ; CHECK: std %f15, 168(%r15) ; CHECK: std [[REGISTER:%f[0-9]+]], 160(%r15) ; CHECK: ld [[REGISTER]], 160(%r15) ; CHECK: ld %f8, 224(%r15) ; CHECK: ld %f9, 216(%r15) ; CHECK: ld %f10, 208(%r15) ; CHECK: ld %f11, 200(%r15) ; CHECK: ld %f12, 192(%r15) ; CHECK: ld %f13, 184(%r15) ; CHECK: ld %f14, 176(%r15) ; CHECK: ld %f15, 168(%r15) ; CHECK: aghi %r15, 232 ; CHECK: br %r14 %l0 = load volatile double, ptr %ptr %l1 = load volatile double, ptr %ptr %l2 = load volatile double, ptr %ptr %l3 = load volatile double, ptr %ptr %l4 = load volatile double, ptr %ptr %l5 = load volatile double, ptr %ptr %l6 = load volatile double, ptr %ptr %l7 = load volatile double, ptr %ptr %l8 = load volatile double, ptr %ptr %l9 = load volatile double, ptr %ptr %l10 = load volatile double, ptr %ptr %l11 = load volatile double, ptr %ptr %l12 = load volatile double, ptr %ptr %l13 = load volatile double, ptr %ptr %l14 = load volatile double, ptr %ptr %l15 = load volatile double, ptr %ptr %lx = load volatile double, ptr %ptr store volatile double %lx, ptr %ptr store volatile double %l15, ptr %ptr store volatile double %l14, ptr %ptr store volatile double %l13, ptr %ptr store volatile double %l12, ptr %ptr store volatile double %l11, ptr %ptr store volatile double %l10, ptr %ptr store volatile double %l9, ptr %ptr store volatile double %l8, ptr %ptr store volatile double %l7, ptr %ptr store volatile double %l6, ptr %ptr store volatile double %l5, ptr %ptr store volatile double %l4, ptr %ptr store volatile double %l3, ptr %ptr store volatile double %l2, ptr %ptr store volatile double %l1, ptr %ptr store volatile double %l0, ptr %ptr ret void } ; The long double case needs a 16-byte spill slot. define void @f3(ptr %ptr) { ; CHECK-LABEL: f3: ; CHECK: aghi %r15, -240 ; CHECK: std %f8, 232(%r15) ; CHECK: std %f9, 224(%r15) ; CHECK: std %f10, 216(%r15) ; CHECK: std %f11, 208(%r15) ; CHECK: std %f12, 200(%r15) ; CHECK: std %f13, 192(%r15) ; CHECK: std %f14, 184(%r15) ; CHECK: std %f15, 176(%r15) ; CHECK: std [[REGISTER1:%f[0-9]+]], 160(%r15) ; CHECK: std [[REGISTER2:%f[0-9]+]], 168(%r15) ; CHECK: ld [[REGISTER1]], 160(%r15) ; CHECK: ld [[REGISTER2]], 168(%r15) ; CHECK: ld %f8, 232(%r15) ; CHECK: ld %f9, 224(%r15) ; CHECK: ld %f10, 216(%r15) ; CHECK: ld %f11, 208(%r15) ; CHECK: ld %f12, 200(%r15) ; CHECK: ld %f13, 192(%r15) ; CHECK: ld %f14, 184(%r15) ; CHECK: ld %f15, 176(%r15) ; CHECK: aghi %r15, 240 ; CHECK: br %r14 %l0 = load volatile fp128, ptr %ptr %l1 = load volatile fp128, ptr %ptr %l4 = load volatile fp128, ptr %ptr %l5 = load volatile fp128, ptr %ptr %l8 = load volatile fp128, ptr %ptr %l9 = load volatile fp128, ptr %ptr %l12 = load volatile fp128, ptr %ptr %l13 = load volatile fp128, ptr %ptr %lx = load volatile fp128, ptr %ptr store volatile fp128 %lx, ptr %ptr store volatile fp128 %l13, ptr %ptr store volatile fp128 %l12, ptr %ptr store volatile fp128 %l9, ptr %ptr store volatile fp128 %l8, ptr %ptr store volatile fp128 %l5, ptr %ptr store volatile fp128 %l4, ptr %ptr store volatile fp128 %l1, ptr %ptr store volatile fp128 %l0, ptr %ptr ret void }